** FOR STORY IRAK-IRAN INTERCAMBIO ** FILE - In this June 6, 2010 file photo a woman shops for fabric at a market stall in Karbala, 50 miles (80 kilometers) south of Baghdad, Iraq. Even as Iraq struggles to attract risk-wary Western investors, trade with longtime rival Iran is booming, leading to billion-dollar investment pacts and branches of Iranian banks blacklisted by the United States. (AP Photo/Hadi Mizban, File)

** FOR STORY IRAK-IRAN INTERCAMBIO ** FILE - In this June 6, 2010 file photo a women use Iranian rials to pay for goods at a market stall in Karbala, 50 miles (80 kilometers) south of Baghdad, Iraq. Even as Iraq struggles to attract risk-wary Western investors, trade with longtime rival Iran is booming, leading to billion-dollar investment pacts and branches of Iranian banks blacklisted by the United States.(AP Photo/Hadi Mizban, File)

An Iraqi man holds blood-stained clothes at the scene of a bomb attack in Baghdad, Iraq, Wednesday, July 28, 2010. A bomb planted near a state-run bank killed and injured several people in the eastern Shiite slum of Sadr City police said. (AP Photo/Hadi Mizban)

Iraqis inspect the scene of a bomb attack in Baghdad, Iraq, Wednesday, July 28, 2010. A bomb planted near a state-run bank killed and injured several people in the eastern Shiite slum of Sadr City police said. (AP Photo/Hadi Mizban)

Iraqis inspect the scene of a bomb attack in Baghdad, Iraq, Wednesday, July 28, 2010. A bomb planted near a state-run bank killed and injured several people in the eastern Shiite slum of Sadr City police said. (AP Photo/Hadi Mizban)

A man lies in a hospital bed after he was injured in a bomb attack in Baghdad, Iraq, Wednesday, July 28, 2010. A bomb planted near a state-run bank killed and injured several people in the eastern Shiite slum of Sadr City police said. (AP Photo/Hadi Mizban)

Iraqis inspect the scene of a bomb attack in Baghdad, Iraq, Wednesday, July 28, 2010. A bomb planted near a state-run bank killed and injured several people in the eastern Shiite slum of Sadr City police said. (AP Photo/Hadi Mizban)

Sunni lawmaker Salem al-Jubori speaks to the press in Baghdad, Iraq, Tuesday, July 27, 2010. The parliament session aimed at discussing the makeup of a new government has been postponed indefinitely. The vote resulted in a contentious fight between al-Maliki's State of Law bloc, which won 89 of the legislature's 325 seats, and a Sunni-backed coalition led by secular Shiite and former prime minister Ayad Allawi with 91 seats. (AP Photo/Hadi Mizban)

Acting speaker Fouad Massoum, left, speaks to the press as his colleague Hassan Al-Shammari, right, looks on during a press conference in Baghdad, Iraq, Tuesday, July 27, 2010. The parliament session aimed at discussing the makeup of a new government has been postponed indefinitely. The vote resulted in a contentious fight between al-Maliki's State of Law bloc, which won 89 of the legislature's 325 seats, and a Sunni-backed coalition led by secular Shiite and former prime minister Ayad Allawi with 91 seats. (AP Photo/Hadi Mizban)

Sunni lawmaker Osama al-Nujeifi, right, speaks to his colleague Shaalan Al-Karim, left, during a press conference in Baghdad, Iraq, Tuesday, July 27, 2010. The parliament session aimed at discussing the makeup of a new government has been postponed indefinitely. The vote resulted in a contentious fight between al-Maliki's State of Law bloc, which won 89 of the legislature's 325 seats, and a Sunni-backed coalition led by secular Shiite and former prime minister Ayad Allawi with 91 seats. (AP Photo/Hadi Mizban)

Shiite lawmaker Khalid al-Atiya looks on during a press conference in Baghdad, Iraq, Tuesday, July 27, 2010. The parliament session aimed at discussing the makeup of a new government has been postponed indefinitely. The vote resulted in a contentious fight between al-Maliki's State of Law bloc, which won 89 of the legislature's 325 seats, and a Sunni-backed coalition led by secular Shiite and former prime minister Ayad Allawi with 91 seats. (AP Photo/Hadi Mizban)

Acting Speaker Fouad Massoum speaks to the press after an Iraqi Parliament session in Baghdad, Iraq, Tuesday, July 27, 2010. The parliament session aimed at discussing the makeup of a new government has been postponed indefinitely. The vote resulted in a contentious fight between al-Maliki's State of Law bloc, which won 89 of the legislature's 325 seats, and a Sunni-backed coalition led by secular Shiite and former prime minister Ayad Allawi with 91 seats. (AP Photo/Hadi Mizban)

Iraqi army soldiers stand near a massive crater outside the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

An Iraqi soldier stands guard outside the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

Iraqi army soldiers stand in the ruins of the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

Iraqi army soldiers stand near a massive crater outside the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

Iraqi army soldiers stand near a massive crater outside the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

Paramedics carry a body on a stretcher outside the offices of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

An Iraqi soldier stands guard outside the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

Iraqi army soldiers and others stand outside the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

An Iraqi soldier stands guard outside the office of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

Paramedics carry a body on a stretcher outside the offices of the Al-Arabiya television station after a suicide bomber driving a minibus struck in Baghdad, Iraq, Monday, July 26, 2010. The bomber was apparently waved through the first checkpoint at the Al-Arabiya television station after security guards checked his identification, said Iraqi military spokesman Maj. Gen. Qassim al-Moussawi. The blast killed and injured several people at the popular Arabic-language satellite news channel early Monday. (AP Photo/Hadi Mizban)

Veteran soccer player Falah Hassan, center, a candidate for president of the Iraqi Football Association, reacts at a meeting in Baghdad, Iraq, Sunday, July 25, 2010. FIFA sanctioned presidential election in Irbil have postponed the vote for lack of quorum. FIFA has warned Iraq it would be banned from international competition if the government interfered with election. (AP Photo/Hadi Mizban)

Members of the Iraqi Football Association raise their hands during a meeting in Baghdad, Iraq, Saturday, July 24, 2010. Iraqi Football Association members held dueling meetings in two cities to elect a new president on Saturday, risking a FIFA ban from international competition due to government interference. Football officials backing the government's candidate, a Shiite, met in Baghdad, while supporters of the incumbent, a Sunni, gathered in the Kurdish city of Irbil, along with observers from FIFA and the Asian Football Confederation. An official from the Iraqi association, Abdul-Khaliq Massoud, told The Associated Press that they had failed to form a quorum in Irbil and the vote was postponed until Sunday.(AP Photo/Hadi Mizban)

Veteran soccer player Falah Hassan, a candidate for president of the Iraqi Football Association, is seen at a meeting in Baghdad, Iraq, Saturday, July 24, 2010. Iraqi Football Association members held dueling meetings in two cities to elect a new president on Saturday, risking a FIFA ban from international competition due to government interference. Football officials backing the government's candidate, Hassan, a Shiite, met in Baghdad, while supporters of the incumbent, a Sunni, gathered in the Kurdish city of Irbil, along with observers from FIFA and the Asian Football Confederation.(AP Photo/Hadi Mizban)

Veteran soccer player Falah Hassan, a candidate for president of the Iraqi Football Association, speaks to The Associated Press in Baghdad, Iraq, Saturday, July 24, 2010. Iraqi Football Association members held dueling meetings in two cities to elect a new president on Saturday, risking a FIFA ban from international competition due to government interference. Football officials backing the government's candidate, Hassan, a Shiite, met in Baghdad, while supporters of the incumbent, a Sunni, gathered in the Kurdish city of Irbil, along with observers from FIFA and the Asian Football Confederation.(AP Photo/Hadi Mizban)

Veteran soccer player Falah Hassan, a candidate for president of the Iraqi Football Association, speaks to The Associated Press in Baghdad, Iraq, Saturday, July 24, 2010. Iraqi Football Association members held dueling meetings in two cities to elect a new president on Saturday, risking a FIFA ban from international competition due to government interference. Football officials backing the government's candidate, Hassan, a Shiite, met in Baghdad, while supporters of the incumbent, a Sunni, gathered in the Kurdish city of Irbil, along with observers from FIFA and the Asian Football Confederation.(AP Photo/Hadi Mizban)

An Iraqi woman prepares an outdoor bed for her family during a power outage in Baghdad, Iraq, Tuesday, July 20, 2010. (AP Photo/Hadi Mizban)

Abbas Aboud, 55, sits in front of his house during a power outage in Baghdad, Iraq, Tuesday, July 20, 2010. (AP Photo/Hadi Mizban)

A woman sprays her children with a water hose during a very hot, sunny day that reached 109 degrees Fahrenheit (43 Celsius)in the Karradah neighborhood of Baghdad, Iraq, Tuesday, July 20, 2010. (AP Photo/Hadi Mizban)

Children cool themselves with a water hose during a very hot, sunny day that reached 109 degrees Fahrenheit (43 Celsius)in the Karradah neighborhood of Baghdad, Iraq, Tuesday, July 20, 2010. (AP Photo/Hadi Mizban)

Members of the Sabean Mandaeans, a pre-Christian sect that follow the teachings of John the Baptist take part in a bathing ritual on the banks of the Tigris river in Baghdad, Iraq, Monday, July 19, 2010. (AP Photo/Hadi Mizban)

Members of the Sabean Mandaeans, a pre-Christian sect that follow the teachings of John the Baptist practice their rituals on the banks of the Tigris river in Baghdad, Iraq, Monday, July 19, 2010. (AP Photo/Hadi Mizban)

Female members of the Sabean Mandaeans, a pre-Christian sect that follow the teachings of John the Baptist pray near the banks of the Tigris river in Baghdad, Iraq, Monday, July 19, 2010. (AP Photo/Hadi Mizban)

Members of the Sabean Mandaeans, a pre-Christian sect that follow the teachings of John the Baptist practice their rituals on the banks of the Tigris river in Baghdad, Iraq, Monday, July 19, 2010. (AP Photo/Hadi Mizban)

Iraqi Oil Minister Hussain al-Shahristani speaks addresses an oil symposium attended by executives of foreign oil companies that have signed contracts with Iraq in Baghdad, Iraq, Sunday, July 18, 2010. Iraq's oil minister is calling on international oil companies that won contracts to develop 11 oil and gas fields to show they are able to meet their obligations.(AP Photo/Hadi Mizban)

Iraqi Oil Minister Hussain al-Shahristani addresses an oil symposium attended by executives of foreign oil companies that have signed contracts with Iraq in Baghdad, Iraq, Sunday, July 18, 2010. Iraq's oil minister is calling on international oil companies that won contracts to develop 11 oil and gas fields to show they are able to meet their obligations.(AP Photo/Hadi Mizban)

Children play with cattle in the river, in the Tigris river in Baghdad, Iraq, Wednesday, July 14, 2010. The animals are bathed daily to help keep them free of diseases and to protect them from the heat. (AP Photo/Hadi Mizban)

Children play with cattle in the river, in the Tigris river in Baghdad, Iraq, Wednesday, July 14, 2010. The animals are bathed daily to help keep them free of diseases and to protect them from the heat. (AP Photo/Hadi Mizban)

Children play with cattle in the river, in the Tigris river in Baghdad, Iraq, Wednesday, July 14, 2010. The animals are bathed daily to help keep them free of diseases and to protect them from the heat. (AP Photo/Hadi Mizban)

Children play with their cattle in the river, in the Tigris river in Baghdad, Iraq, Wednesday, July 14, 2010. The animals are bathed daily to help keep them free of diseases and to protect them from the heat. (AP Photo/Hadi Mizban)

Ali Ahmed , 8, swims with cattle in the Tigris river in Baghdad, Iraq, Wednesday, July 14, 2010. The animals are bathed daily to help keep them free of diseases and to protect them from the heat. (AP Photo/Hadi Mizban)

FILE - In this photo taken June 13, 2010, an Iraqi widow waits to receive money from a government office in Baghdad, Iraq. Three decades of wars, massacres and sectarian killing have left Iraq with as many as a million widows, by Iraqi government count. It estimates some 100,000 have lost husbands since the U.S.-led invasion, and the postwar government is struggling to meet their needs. (AP Photo/Hadi Mizban) ** zu unserem Korr **

FILE - In this photo taken June 13, 2010, an Iraqi widow waits to receive money from a government office in Baghdad, Iraq. Three decades of wars, massacres and sectarian killing have left Iraq with as many as a million widows, by Iraqi government count. It estimates some 100,000 have lost husbands since the U.S.-led invasion, and the postwar government is struggling to meet their needs. (AP Photo/Hadi Mizban) ** zu unserem Korr **

In this June 9, 2010 photo, Iraqi painter Abdul-Kareem Khalil talks during an interview with The Associated Press in Baghdad, Iraq. Iraq's artists are using their work to try to process the turmoil since the 2003 U.S.-led invasion, and what they are producing shows a profound anger over their country's traumas and uncertainty over its future. (AP Photo/Hadi Mizban)

In this photo taken June 9, 2010, Iraqi painter Muayad Muhsin gestures towards a painting while in his studio during an interview with The Associated Press in Baghdad, Iraq. Iraq's artists are using their work to try to process the turmoil since the 2003 U.S.-led invasion, and what they are producing shows a profound anger over their country's traumas and uncertainty over its future. (AP Photo/Hadi Mizban)

A girl sits outside her home in the al Fadhil neighborhood, Iraq, Tuesday, July 13, 2010. (AP Photo/Hadi Mizban)

A boy sprinkles water outside his home in the al Fadhil neighborhood, Iraq, Tuesday, July 13, 2010. (AP Photo/Hadi Mizban)

Neighbours sit as children play outside their homes in the al Fadhil neighborhood, Iraq, Tuesday, July 13, 2010. (AP Photo/Hadi Mizban)

Neighbors sitting as children play outside their homes in the al Fadhil neighborhood, Iraq, Tuesday, July 13, 2010. (AP Photo/Hadi Mizban)

A man walks down a street in Baghdad's Fadhil neighborhood, Iraq, Tuesday, July 13, 2010. (AP Photo/Hadi Mizban)

A woman walks down a street in Baghdad's Fadhil neighborhood, Iraq, Tuesday, July 13, 2010. (AP Photo/Hadi Mizban)

FILE - In this June 29, 2010 file photo, Iraqi Prime Minister Nouri al-Maliki, left, and former Prime Minister Ayad Allawi, right, gesture during a meeting at Allawi's compound in Baghdad, Iraq. Iraq on Monday delayed a parliament session scheduled for this week as the political impasse over who will lead the country drags into its fifth month.(AP Photo/Hadi Mizban, File)

FILE - In this June 14, 2010 file photo, a member of the new Iraqi Parliament makes a phone call before the first session of Iraqi Parliament in Baghdad, Iraq. Iraq on Monday delayed a parliament session scheduled for this week as the political impasse over who will lead the country drags into its fifth month.(AP Photo/Hadi Mizban, File)

FILE - In this June 14, 2010 file photo, former Prime Minister Ayad Allawi, center left and Prime Minister Nouri al-Maliki, center right, are seen after the first session of Iraqi Parliament in Baghdad, Iraq. Iraq on Monday delayed a parliament session scheduled for this week as the political impasse over who will lead the country drags into its fifth month.(AP Photo/Hadi Mizban, File)

FILE - In this Dec. 15, 2009 file photo, a member of the People's Mujahedeen Organization of Iran holds a sign during a government-sponsored media visit to Camp Ashraf, which houses Iranian exiles near the border with Iran, north of Baghdad, Iraq. Iraq has issued arrest warrants for 39 members of the Iranian opposition group residing in Camp Ashraf just days after a nearby U.S. army base has shut down as troops start heading home. A senior Iraqi judiciary official said on Monday July 12, 2010 that the wanted members of the group _ known as The People's Mujahedeen Organization of Iran _ are suspected of committing crimes while helping Saddam crush the 1991 Shiite revolt.(AP Photo/ Hadi Mizban, File)

Shiite pilgrims cross a bridge across the Tigris river from the Azamiyah neighborhood in north Baghdad, top, to the Imam Moussa al-Kadhim shrine for the annual commemoration of the saint's death, in the Shiite district of Kazimiyah, in Baghdad, Iraq, Wednesday, July 7, 2010. Police say a suicide bomber targeted pilgrims as they marched through the primarily Sunni Azamiyah neighborhood. (AP Photo/Hadi Mizban)

Shiite pilgrims gather at the Imam Moussa al-Kadhim shrine for the annual commemoration of the saint's death, in the Shiite district of Kazimiyah, in Baghdad, Iraq, Wednesday, July 7, 2010. (AP Photo/Hadi Mizban)

Shiite pilgrims cross a bridge across the Tigris river from the Azamiyah neighborhood in north Baghdad, top, to the Imam Moussa al-Kadhim shrine for the annual commemoration of the saint's death, in the Shiite district of Kazimiyah, in Baghdad, Iraq, Wednesday, July 7, 2010. Police say a suicide bomber Shiite targeted pilgrims as they marched through the primarily Sunni Azamiyah neighborhood. (AP Photo/Hadi Mizban)