A model displays a creation by Mexican designer Alejandro Carlin at the Colombia Moda fashion show in Medellin, Colombia, Thursday, July 29, 2010. (AP Photo/Luis Benavides)

Venezuela's Foreign Minister Nicolas Maduro talks with journalists at the end of a South American Union of Nations, UNASUR, meeting in Quito, Ecuador, Thursday, July 29, 2010. The meeting of UNASUR foreign ministers was called to discuss the political crisis between Colombia and Venezuela. (AP Photo/Dolores Ochoa)

Photographers take pictures of a page of the Federal Bureau of Investigation, FBI, website that depicts Mexican drug cartel leader Ignacio Coronel Villareal, aka Nacho Coronel, during a press conference in Mexico City, Thursday, July 29, 2010. According to Mexico's Defense Minister, Coronel was killed Thursday during an army raid in Zapopan, near Guadalajara, Mexico. Coronel is considered number three in the organization of fugitive Mexican drug lord Joaquin Guzman, aka Chapo Guzman. (AP Photo/Eduardo Verdugo)

London cycle hire scheme.File photo dated 28/07/10 of bikes that will form part of the Barclays Cycle Hire Scheme which will be launched by London Mayor Boris Johnson. Issue date: Friday July 30, 2010. Not all the for-hire cycles will be ready for the first day, while around a quarter of the docking stations where the bikes are stored will not yet be in operation. The project will enable people to use bicycles stored at docking points in central London. To begin with the scheme will be available to those who sign up for membership.They will then receive a key which costs £3, with membership costs at £1 for a 24-hour membership, £5 for seven days and £45 for an annual membership. The first 30 minutes of any journey will be free, and the next 30 minutes will cost £1, with rising costs for journeys of more than one hour. See PA story TRANSPORT Cycling. Photo credit should read: Tim Ireland/PA Wire URN:9246567 (Press Association via AP Images)

** ALTERNATIVE CROP OF EFX101 ** Detainees identified by Nicaraguan authorities as William Adolfo Cortez, left, of Texas, and his wife Jane Cortez, right behind the police officer, are escorted by Nicaraguan and Panamanian police agents before being extradited to Panama at the airport in Managua, Nicaragua, Thursday, July 29, 2010. Authorities said the two, detained near the border with Costa Rica, have been identified as the couple wanted in Panama in the death of U.S. woman Lynn Hughes and that they matched photographs Panamanian authorities provided of William Cortez and his wife Jane.(AP Photo/Esteban Felix)

In this photo taken Monday July, 26, 2010, piles of salt sit in the Uyuni salt desert near Colchani, Bolivia. The salt flats of Uyuni have triggered international interest among energy companies due to its lithium reserves and Bolivia hopes the metal could power a green revolution when electric cars reach mass production. (AP Photo/Dado Galdieri)

Lon Nol, Cambodian Prime Minister, as he greeted Chief of State Cheng Heng at the airport in Phnom Penh, Cambodia on Nov. 2, 1970. (AP Photo/Ghislain Bellorget)

Repatriation of fallen servicemen.Mourners (names not given) for the three servicemen repatriated to the UK pass through Wootton Bassett, Wiltshire. Picture date: Thursday July 29, 2010. Corporal Matthew Stenton, of The Royal Dragoon Guards, and Lance Corporal Stephen Monkhouse, of 1st Battalion Scots Guards, were shot dead by a Taliban gunman as they raced to help the injured soldier in Lashkar Gah, Helmand Province, on July 21. They were repatriated alongside Sapper Mark Antony Smith, of 36 Engineer Regiment, who was killed in a suspected "friendly fire" incident. He had been serving with the Counter-IED Task Force in the Sangin area of Helmand when he died on Monday. See PA story DEFENCE Repatriation. Photo credit should read: Steve Parsons/PA Wire URN:9245455 (Press Association via AP Images)

An Afghan National Police officer helps his fellow officer on to a U.S. Air Force rescue helicopter after he was shot during combat with the Taliban, in the Arghandab Valley, Kandahar province, southern Afghanistan, Thursday July 29, 2010. Rescue teams one part of the U.S. Air Force's 451st Air Expeditionary Wing in southern Afghanistan. (AP Photo/Brennan Linsley)

FILE - This combination file photo shows portraits of Afghan National Army soldiers following a patrol made on Sunday, July 11, 2010, at the United States Army's Combat Outpost Ware, in the volatile Arghandab Valley, near Kandahar City, southern Afghanistan. (AP Photo/Kevin Frayer, File)

Giant foot of a statue of Buddha at Angkor-Wat in Cambodia on March 9, 1937. (AP Photo)

Family members of US nationals who were killed in a plane crash on Wednesday, get their names confirmed at reporting center in Islamabad, Pakistan on Thursday, July 29, 2010 in Pakistan. The an Airbus A321 by local carrier Airblue crashed into hills overlooking Islamabad during stormy monsoonal weather killing all on board. (AP Photo/B.K.Bangash)

Pakistani villagers gather beside their collapse house caused by heave monsoon rainfall on the outskirts of Dera Ismail Khan, Pakistan Thursday, July 29, 2010. Rivers burst their banks during monsoon rains, washing away streets, battering a dam and killing at least 60 people in the most severe floods in decades in northwest Pakistan, officials said Thursday. Hundreds of thousands more were stranded as rescue workers struggled to reach far-flung villages.(AP Photo/Ishtiaq Mahsud)

People flee their flooded villages after heavy monsoon rain in Nowshera near Peshawar, Pakistan on Thursday, July 29, 2010. Rivers burst their banks during monsoon rains, washing away streets, battering a dam and killing at least 60 people, official said. (AP Photo/B.K.Bangash)

British Prime Minister David Cameron plays cricket during an interaction with children at the national hockey stadium in New Delhi, India, Thursday, July 29, 2010. Cameron worked to deepen his nation's ties with India on Thursday, using his trip to the former colony turned rising regional power to rake in millions of dollars in new business for the struggling British economy. (AP Photo) **INDIA OUT**

During a helicopter rescue mission en route to a military hospital, Staff Sgt. Brandon Smith, a Pararescueman, or "PJ," of the 58th Rescue Squadron, treats an Afghan National Army soldier with a gunshot wound to the back, in Kandahar province, southern Afghanistan, Thursday July 29, 2010. The PJs and helicopter aircrews are part of the U.S. Air Force's 451st Air Expeditionary Wing based at Kandahar Air Field, which provides a variety of air assets in southern Afghanistan. (AP Photo/Brennan Linsley)

Thousands of Palestinian children fly kites in an attempt to break the world record for the number of kites flying simultaneously, in the town of Beit Lahiya, northern Gaza Strip, Thursday, July 29, 2010. More than 7,200 kites were raised in the air on Thursday, setting a new world record in an event sponsored by the United Nations. (AP Photo/Khalil Hamra)

NBA star Kobe Bryant of Los Angeles Lakers attends a fans meeting during his visit in Guangzhou in south China's Guangdong province on Thursday, July 29, 2010.(Photo By Zheng Xun/Color China Photo/AP Images)

Iraqi security forces inspect the scene of an attack on their checkpoint in Baghdad, Iraq, Thursday, July 29, 2010. Militants Thursday killed a number of Iraq's security forces with a combination of shootings and roadside bombs that was a bitter demonstration of the dangers Iraqi forces still face.(AP Photo/Khalid Mohammed)

Royals visit hospital.The Duchess of Cornwall during a visit to the New Queen Elizabeth Hospital and The Royal Centre for Defence Medicine, Queen Elizabeth Hospital Birmingham, talks with families of the injured. Picture date: Thursday July 29, 2010. Photo credit should read: Bruce Adams/Daily Mail/PA Wire URN:9243309 (Press Association via AP Images)

The social networking site Facebook is pictured on Apple Computer's iPad tablet. The iPad has surpassed Apple’s sales expectations with more than 450,000 had been sold within the first few weeks of it's launch. Demand for the portable tablet computer has been so high that Apple recently announced it had to push back its international launch for the device by a month. The Canadian Press Images/Steve White (Canadian Press via AP Images)

President of France and honorary co-Prince of Andorra Nicolas Sarkozy, right, delivers a speech next to Andorra's chief of parliament Josep Dalleres Codina, left, at the Andorra's Parliament in Andorre-la-Vieille in Andorra, Thursday July 29, 2010. (AP Photo/Bertrand Guay)

A policeman patrols with a sniffer dog outside the Jawaharlal Nehru stadium, one of the venues of the Commonwealth Games, in New Delhi, India, Thursday, July 29, 2010. The New Delhi Commonwealth Games have been plagued by delays in the construction of infrastructure and venues, which should have been finished months ago for test events but instead are just starting to come on line now, cutting it fine with competition set to commence on Oct. 3. (AP Photo/Anupam Nath)

Osamu Motojima new director-general of ITER Organization with former director-general Kaname Ikeda(C) and Evgueni Velikhov chairman of ITER Council (R), during a press conference after he was appointed during the extraordinary meeting of the ITER Council. Saint-Paul-Lez-Durance , FRANCE - 28/07/2010./Credit:TSCHAEN/SIPA/1007291033 (Sipa via AP Images)

France's interior minister Brice Hortefeux delivers a speech regarding the country's illegal Gypsy camps on at the Elysee Place in Paris, FRANCE -28/07/2010/Credit:SICHOV/SIPA/1007291020 (Sipa via AP Images)

Philippe Varin, Chairman and CEO PSA Peugeot-Citroen. PSA Peugeot-Citroen, 2010 half results presentation. Paris, FRANCE-28/07/2010./Credit:MEIGNEUX/SIPA/1007281514 (Sipa via AP Images)

Trooper James Leverett funeral.Mourners leave after the funeral service for Trooper James Leverett held at Sheffield Cathedral, Sheffield. Picture date: Thursday July 29, 2010. See PA story FUNERAL Leverett. Photo credit should read: Anna Gowthorpe/PA Wire URN:9242472 (Press Association via AP Images)

Protesters demonstrate in front of the city hall of Duisburg on Thursday, July 29, 2010, against the responsible persons of the disaster at the Love Parade. 21 people were killed in a stampede at the Love Parade techno festival in Duisburg on Saturday. (AP Photo/dapd/Mark Keppler)

Villagers walk in the debris of buildings collapsed in a landslide triggered by heavy rains in Wangong village, Ya'an, in southwest China's Sichuan province, Wednesday, July 28, 2010. Flooding this year has overwhelmed reservoirs, swamped towns and cities, and caused landslides that have smothered communities. (AP Photo) ** CHINA OUT **

Haiti earthquake.File photo dated 28/07/09 of 8-month-old Landina Seignon, with her mother Marie Miracle Seignon, 26, at the Chelsea and Westminster Hospital in London after they were reunited seven months after Landina was pulled from the rubble of the Haiti earthquake. Picture date: Thursday July 29, 2010. Marie Miracle Seignon thought her daughter was dead after the hospital where Landina was being treated for burns collapsed in the devastating earthquake. See for PA story QUAKE Haiti. Photo credit should read: Tim Ireland/PA Wire URN:9240248 (Press Association via AP Images)

American soldiers keep to the sides of this Tunisian road and walk in open formation as they approach the active front on April 17, 1943. Bunched soldiers make too good a target for strafing enemy planes. (AP Photo/Life Magazine)

A boy sits on a trailer next to parked trucks on a highway, near Athens, Greece on Wednesday, July 28, 2010. The government issued a rare emergency order to force drivers back to work under threat of prosecution to end acute fuel shortage that had caused factory closures and limited food shortages. (AP Photo/Petros Giannakouris)

Family members mourn death of a passenger at a local hospital in Islamabad, Pakistan on Wednesday, July 28, 2010. A government official says all the people on board the Airblue Airbus A321 plane that crashed in the hills surrounding Pakistan's capital were killed. Officials suspect the aircraft veered off course in monsoon rains and thick clouds then crashed into hills overlooking Pakistan's capital Wednesday.(AP Photo/K.M.Chaudary)

Totox Tiang, foreground, with hand on chin, shown April 19, 1979, is 59 years old and was a motor scooter mechanic in Vietnam near Saigon. Nine members of his family were part of a group of 159 people who came on one boat to Bidong Island off Malaysia. He hopes to leave Bidong and settle in Australia. (AP Photo/Eddie Adams)

Rescuers search for victims at the landslide site at Wangong village in Hanyuan county in Ya'an in southwest China's Sichuan province on Wednesday, July 28, 2010. At least 21 people were missing and 92 houses collapsed in the landslide triggerred by heavy rains in Hanyuan.(Photo By Feng Zi/Color China Photo/AP Images)

Royal Naval Air Station Culdrose Air Day 2010.STANDALONE PHOTO. The bomb bay doors begin to open on the only airworthy example in the world of the Avro Vulcan bomber, which was responsible for the UK's nuclear deterrence and retired from service in 1984, takes to the skies at the Royal Naval Air Station Culdrose Air Day 2010 where almost 70 aircraft perform daring manoeuvres and precision flying above the Cornish Royal Navy base. Picture date: Wednesday July 28, 2010. Photo credit should read: Ben Birchall/PA Wire URN:9237926 (Press Association via AP Images)

Sandringham Flower Show.The Prince of Wales looks on as the Duchess of Cornwall buys a ginger cake at the Sandringham Flower Show, held on the Royal Estate in Norfolk. Picture date: Wednesday July 28, 2010. Photo credit should read: Arthur Edwards/The Sun/PA Wire URN:9237989 (Press Association via AP Images)

FIat CEO Sergio Marchionne, left, flanked by the Italian Confindustria industrialists association president Emma Marcegaglia, talks to journalists after taking part in the Italian Ambassadors Conference at the Ministry headquarters in Rome, Wednesday, July 28, 2010. (AP Photo/Riccardo De Luca)

Soldiers of the “National Liberation Government of Cambodia” display weapons at their insurgent camp in Cambodia on Oct. 5, 1979. The group is one of several fighting both Communist sides in Cambodia. (AP Photo/Gary Mangkorn)

File - In this July 12, 2008 file picture Spanish matador Salvador Cortes performs with a bull during a bullfight at the San Fermin Festival, in Pamplona, Spain. Lawmakers in Catalonia outlawed bullfighting Wednesday, making this Spain's first major region to do so after an impassioned debate that pitted the rights of animals against preserving a pillar of traditional culture. (AP Photo/Daniel Ochoa de Olza, File)

German Foreign Minister Guido Westerwelle, left, speaks to Turkish Prime Minister Recep Tayyip Erdogan in Ankara, Turkey, Wednesday, July 28, 2010.(AP Photo/Adem Altan, Pool )

Medical workers send a victim, injured in an explosion, to hospital at a plastics factory in Nanjing, in east China's Jiangsu province, Wednesday, July 28, 2010. The powerful blast likely caused by a gas leak rocked a plastics factory in eastern China Wednesday, killing at least six people and injuring hundreds, state media reported.(Photo By Dong Jinlin/Color China Photo/AP Images)

Chilcot Iraq inquiry.General Sir Mike Jackson arrives to give evidence at a hearing of the Iraq Inquiry, chaired by Sir John Chilcot, at the Queen Elizabeth II Conference Centre, in Westminster, central London. Picture date: Wednesday July 28, 2010. See PA story INQUIRY Iraq. Photo credit should read: Dominic Lipinski/PA Wire URN:9236839 (Press Association via AP Images)

A Roma child plays in a makeshift camp in Saint Denis, a northern suburb of Paris, in this March 26, 2010 photo. French Roma associations have lashed out at the French government for what they claim is racist treatment ahead of a meeting called by President Nicolas Sarkozy to deal with "problems" among traveling folk. (AP Photo/Remy de la Mauviniere)

Mrs. Karen Nelson, 25, an American woman held in a womens' prison in Guanajay, Cuba, is playing a game of canasta with three other inmates. Mrs. Nelson and two Cuban men were accused of slaying her husband Alvar Nelson, a plantation owner. Nelson's death from gunshot wound had been declared accidental by a coroner's inquest (AP Photo/Ben F. Meyer).

Two female clouded leopards, Parti and Jaya, were born on May 14th at the zoo in the Jardin des Plantes in Paris. The healthy leopard cubs were born to Luang, a female panther originally from Howletts Zoo in the UK, and Samar, a male panther who arrived in Paris from a zoo in Prague. The Clouded Leopard is found in the wild in Southeast Asia. It is a medium-sized cat with a tan coat, large spots and a reclusive nature. There are an estimated 10,000 Clouded Panthers in the wild and 40 in 13 of Europe's zoos. Births in captivity are a rare occurrence for this species of leopard. Due to poachers and damage to its natural habitat, the Clouded Panther has been classes as 'vulnerable' by the International Union for the Conservation of Nature (UICN) and has been included in the Washington Convention that controls and monitors endangered animals and plant-life. Paris, FRANCE - 26/07/2010. /Credit:STEVENS FREDERIC/SIPA/1007271028 (Sipa via AP Images)

Cadets of the Hungarian military academy join the insurgents in Budapest, Hungary, Nov. 2, 1956, in the stages of the Hungarian Insurrection. Later they fought the Russians in the streets of Budapest. (AP Photo)

This aerial view of Betio Islet, part of the Tarawa atoll in the Gilbert Islands, Dec. 17, 1943 which American Marines took from the Japanese, was made after the battle. The pier projecting from the Islet was the scene of heavy fighting. (AP Photo)

American 9th Division soldier receives first aid after suffering head wound in firefight with Viet Cong at Edge of Mimot rubber plantation four miles inside Cambodia on May 3, 1970. (AP Photo/Foisie)

This scenes from a war prisoners’ camp “somewhere in Shanghai,” appear in the Japanese propaganda magazine “Freedom” and are cited by the Japanese as evidence that interned Americans had plenty to eat and a good time shown Sept. 10, 1942. Prisoners cut up “large number of potatoes peeled daily. (AP Photo)

This was a business house before Nazi air raiders dropped a bomb on it in Hull, England, Feb. 19, 1942. Debris from the building has been cleared off the sidewalks, walls are to tumble on passerby have been pulled down and the ruins attract little interest in Hull. (AP Photo)

A wounded Viet Cong rests on stretcher next to stack of rifles in helicopter northeast of Kompong Trach, Eastern Cambodia on Mar. 21, 1972. He was wounded by South Vietnamese fire when they attacked a large enemy supply dump. (AP Photo/Nick Ut)

Enviromentalists spill a barrel with a colored liquid resembling oil during a protest against the catastrophic Gulf of Mexico oil spill, near a British Petroleum gas station in Milan, Italy, Tuesday, July 27, 2010. The group was also protesting against the permission that was given to BP to drill oil in the Mediterranean sea, just offshore Libya. (AP Photo/Luca Bruno)

Visitors play online games at the stand of Intel during the 8th China Digital Entertainment Expo and Conference, known as ChinaJoy 2010, in Shanghai, China, 29 July 2010. The China Digital Entertainment Expo and Conference 2010, known as ChinaJoy, opened Thursday (29 July 2010) at the Shanghai New International Expo Centre. The countrys biggest annual online game fair, being held from July 29 to August 1 this year, has become the largest stage for COSPLAY and other game shows with hot girls in China.(Imaginechina via AP Images)

View of the damaged houses near the fire of an explosion in Qixia district in Nanjing, east Chinas Jiangsu Province, July 28, 2010. A powerful explosion ripped through a plant on Wednesday (July 28, 2010) in Nanjing, killing at least 5 people and injuring more than 300, state media said. The blast damaged buildings and vehicles within a 100-metre radius, including a passing bus, on which many passengers were injured.(Imaginechina via AP Images)

Vehicles are seen partly submerged in the floodwater in Yongji Country, northeast Chinas Jilin Province, July 28, 2010. Residents in northeastern China were trapped by the floods as the Wende and Songhua rivers overflowed Wednesday (July 28, 2010) and rescuers were delivering supplies by boat and evacuating people to higher places. Continues rains have caused the worst floods in a decade which besiege many areas of China, killing at least 928 people with 477 missing.(Imaginechina via AP Images)

View of the headquarters of China Life in Beijing, China, April 28, 2010. China might ease rules on how much insurers can invest in infrastructure bonds, the China Securities Journal reported on Thursday (July 29,2010). Under a proposal being considered by the China Insurance Regulatory Commission, insurers would be permitted to have 10 percent of their assets in infrastructure debt, the official newspaper cited an unidentified source as saying. The ceiling is currently 6 percent for life assurance companies and 4 percent for property insurers. Additionally, total exposure to infrastructure, be it debt or equity, is capped at 8 percent of assets.(Imaginechina via AP Images)