Demonstrator Catalina Lezama, center, holds up her arms during an rally against the Secure Communities program in front the state building, left, and the Federal Building, right, in San Francisco, Thursday, July 29, 2010. Some San Francisco elected officials are standing alongside immigrant advocates to protest a federal program that checks the fingerprints of anyone who's arrested against federal immigration databases.(AP Photo/Paul Sakuma)

State Assemblyman Tom Ammiano, (D-San Francisco) gestures during a rally against the federal Secure Communities program in front the state building in San Francisco, Thursday, July 29, 2010. Ammiano and other San Francisco elected officials are standing alongside immigrant advocates to protest the program that checks the fingerprints of anyone who's arrested against federal immigration databases.(AP Photo/Paul Sakuma)

Demonstrator Mariana Aguilar wears a shirt during a rally against the Secure Communities program in front the state building in San Francisco, Thursday, July 29, 2010. Some San Francisco elected officials are standing alongside immigrant advocates to protest the program that checks the fingerprints of anyone who's arrested against federal immigration databases. (AP Photo/Paul Sakuma) during an immigration rally in front the state building in San Francisco, Thursday, July 12, 2010. Some San Francisco elected officials are standing alongside immigrant advocates to protest a federal program that identifies illegal immigrants through fingerprints gathered during arrests. (AP Photo/Paul Sakuma)

Demonstrator Maria Medina, right, gestures during an immigration rally against the Secure Communities program in front the state building in San Francisco, Thursday, July 29, 2010. Some San Francisco elected officials are standing alongside immigrant advocates to protest a federal program that checks the fingerprints of anyone who's arrested against federal immigration databases. (AP Photo/Paul Sakuma)

Demonstrator Pedro Vargas holds up a sign during an immigration rally against the Secure Communities program in front the Federal Building in San Francisco, Thursday, July 29, 2010. Some San Francisco elected officials are joining in calls to have the city opt out of a federal immigration enforcement program. (AP Photo/Paul Sakuma)

FILE - In this July 19, 2010 file photo, Sen. Barbara Boxer, D-Calif., campaigns at SolarCity headquarters in Foster City, Calif. Jobs and the economy may be foremost on voters' minds, but Boxer has been quick to stress another issue that has been a hallmark of her political career, her support of abortion rights. (AP Photo/Paul Sakuma, File)

FILE - In this July 20, 2010, file photo, California Republican Senate candidate Carly Fiorina campaigns at a roundtable of business women at a cafe in Los Altos, Calif. Fiorina was asked about the personal experiences that led her to oppose abortion. She acknowledged that people can have different views, then quickly steered the discussion back to the unhappy state of the economy. (AP Photo/Paul Sakuma, File)

Michael Oher (74) is seen playing in an NFL football game in Oakland, Calif., Sunday, Jan. 3, 2010. The Ravens won 21-13. (AP Photo/Paul Sakuma)

Michael Oher (74) is seen playing during an NFL football game in Oakland, Calif., Sunday, Jan. 3, 2010. The Ravens won 21-13. (AP Photo/Paul Sakuma)

Michael Oher (74) is seen playing during an NFL football game in Oakland, Calif., Sunday, Jan. 3, 2010. The Ravens won 21-13. (AP Photo/Paul Sakuma)

Michael Oher (74) is seen playing in an NFL football game in Oakland, Calif., Sunday, Jan. 3, 2010. The Ravens won 21-13. (AP Photo/Paul Sakuma)

Michael Oher (74) is seen playing during an NFL football game in Oakland, Calif., Sunday, Jan. 3, 2010. The Ravens won 21-13. (AP Photo/Paul Sakuma)

Michael Oher (74) is seen during of an NFL football game in Oakland, Calif., Sunday, Jan. 3, 2010. The Ravens won 21-13. (AP Photo/Paul Sakuma)

In this July 8, 2010 photo, students shop at Staples for school items in Menlo Park, Calif. (AP Photo/Paul Sakuma)

In this July 8, 2010 photo, a fifth grade student shops for school items at Staples in Menlo Park, Calif. (AP Photo/Paul Sakuma)

FILE - In this file photograph taken April 21, 2010, the exterior view of Amgen Inc. offices is shown in Fremont, Calif. Amgen Inc. reports quarterly earnings Thursday, July 29, 2010, after the market close. (AP Photo/Paul Sakuma, file)

About 200 Native Americans turned out to protest state plans to build a third climbing lane for the North-South Expressway at a site just south of the city in Syracuse, New York on Sept. 10, 1971, despite the fact that no construction was in progress and no one was there to demonstrate against. The Onondaga Native Americans oppose the project, claiming it is an unauthorized state encroachment on their Nedrow reservation. (AP Photo/Paul Sakuma)

In this photo taken July 26, 2010, Goodyear tires are on display at a Goodyear store in Redwood City, Calif. Goodyear Tire & Rubber Co. is reporting a profit for the second quarter Thursday, July 29, in contrast to a loss a year ago as tire demand increased worldwide, especially in its key U.S. market. (AP Photo/Paul Sakuma)

In this July 26, 2010 photo, a Motorola office address is displayed in Santa Clara, Calif. Motorola is reporting a sharply higher profit for the second quarter Thursday, July 29, that beats Wall Street expectations on revenue that was almost the same as a year ago, signaling the end of a long decline. (AP Photo/Paul Sakuma)

In this photograph taken July 26, 2010, Colgate tooth brushes are shown on display at a grocery store in Palo Alto, Calf. Colgate-Palmolive Co. said Thursday, July 29, its second-quarter net income rose more than 7 percent as kept selling more of its Palmolive dishwashing liquid, Ajax cleanser and Colgate toothpaste. (AP Photo/Paul Sakuma)

FILE - In this file photo made June 7, 2010, Apple CEO Steve Jobs, left, talks to a friend using the FaceTime video chat feature on the new iPhone 4 during the Apple Worldwide Developers Conference in San Francisco. (AP Photo/Paul Sakuma, File)

FILE - In this file photo made June 7, 2010, Apple CEO Steve Jobs, left, demonstrates the FaceTime feature on the iPhone 4 during the Apple Worldwide Developers Conference in San Francisco. (AP Photo/Paul Sakuma, File)

Worker installs Dupont Tyvek insulation on a home in Palo Alto, Calif., Monday, July 26, 2010. (AP Photo/Paul Sakuma)

ConocoPhillips gas station in San Carlos, Calif., Monday, July 26, 2010. (A Photo/Paul Sakuma)

Brenda Reed, right, and her friend Tess Schoenbart, left, look emotional during a foreclosure rally in front of JP Morgan Chase Bank in Oakland, Calif., Wednesday, July 28, 2010. The rally demanded banks to stop foreclosing on families. Reed's home is under foreclosure in Oakland with JP Morgan Chase. (AP Photo/Paul Sakuma)

Demonstrators, whose homes are under foreclosure or lost their homes to foreclosure, holds signs during a foreclosure rally in front of JP Morgan Chase Bank in Oakland, Calif., Wednesday, July 28, 2010. The rally demanded banks to stop foreclosing on families. (AP Photo/Paul Sakuma)

Rosario Frisse and her daughter, Michelle Frisse, 6, walk during a foreclosure rally in front of JP Morgan Chase Bank in Oakland, Calif., Wednesday, July 28, 2010. The rally demanded banks to stop foreclosing on families. Frisse lost her house in Antioch, Calif., in a foreclosure with Citi Bank. (AP Photo/Paul Sakuma)

In this photograph taken July 26, 2010, a ConocoPhillips gas station sign is displayed in San Carlos, Calif. ConocoPhillips said Wednesday, July 28, 2010, its second-quarter income more than doubled as oil prices increased and refining margins jumped. (AP Photo/Paul Sakuma)

This July 2, 2010, photo shows San Jose Mayor Chuck Reed at a rally in San Jose, Calif. Major League Baseball is asking Reed to hold off on putting a measure on the ballot for an Oakland Athletics ballpark. Last week, the mayor said he would ask the City Council to approve a ballot measure even though MLB has yet to decide whether the team can move. Baseball commissioner Bud Selig had said he was "disappointed" with Reed's action. (AP Photo/Paul Sakuma)

Maria Sharapova, from Russia, blows kisses to the crowd after defeating Zheng Jie, from China, 6-4, 7-5 in the Bank of the West Classic tennis tournament in Stanford, Calif., Tuesday, July 27, 2010. (AP Photo/Paul Sakuma)

Maria Sharapova, from Russia, celebrates after winning a point against Zheng Jie, from China, in the Bank of the West Classic tennis tournament in Stanford, Calif., Tuesday, July 27, 2010. Sharapova defeated Zheng 6-4, 7-5. (AP Photo/Paul Sakuma)

Zheng Jie, from China, returns a shot to Maria Sharapova, from Russia, in the first round of the Bank of the West Classic tennis tournament in Stanford, Calif., Tuesday, July 27, 2010. (AP Photo/Paul Sakuma)

Maria Sharapova, from Russia, serves to Zheng Jie, from China, in the first round of the Bank of the West Classic tennis tournament in Stanford, Calif., Tuesday, July 27, 2010. (AP Photo/Paul Sakuma)

Maria Sharapova, from Russia, returns a shot to Jie Zheng, from China, in the first round of the Bank of the West Classic tennis tournament in Stanford, Calif., Tuesday, July 27, 2010. (AP Photo/Paul Sakuma)

A worker installs Dupont Tyvek, Home Wrap on a home in Palo Alto, Calif., Monday, July 26, 2010. Chemical maker DuPont Co. said Tuesday its net income nearly tripled in the second quarter as revenue surged in most of its businesses and it raised prices. (AP Photo/Paul Sakuma)

DreamWorks offices are shown in Redwood City, Calif., Monday, July 26, 2010. DreamWorks Animation SKG Inc. reports second-quarter earnings Tuesday, July 27, 2010, after the market closes. (AP Photo/Paul Sakuma)

A customer pumps gas at a Valero gas station in Palo Alto, Calif., Monday, July 26, 2010. Valero Energy on Tuesday, July 27, reported its first profitable quarter since early 2009, as it made more money refining diesel fuel and other products. (AP Photo/Paul Sakuma)

The Valero logo is displayed at a gas station in Mountain View, Calif., Monday, July 26, 2010. Valero Energy Corp., on Tuesday, July 27, 2010, reported its first profitable quarter since early 2009, as it made more money refining diesel fuel and other products. (AP Photo/Paul Sakuma)

In this July 22, 2010 photo, a home listed for sale is shown in Mountain View, Calif. Home prices rose in May for the second straight month as federal tax incentives pulled more buyers into the market. (AP Photo/Paul Sakuma)

In this July 22, 2010 photo, a home listed for sale, with a "Your Name Here" sign, is displayed in Campbell, Calif. Home prices rose in May for the second straight month as federal tax incentives pulled more buyers into the market. (AP Photo/Paul Sakuma)

FILE - In this Dec. 2,1980 file photo showing late photographer, Ansel Adams posing in front of his photograph of one the views of Yosemite National Park titled "Monolith: The Face of Half Dome, 1927," in his home in Carmel Highlands, Calif. A lawyer says a trove of old glass negatives found in Fresno have been authenticated as the work of iconic photographer Ansel Adams and are worth at least $200 million. The negatives were bought 10 years ago at a garage sale in Fresno for $45. (AP Photo/Paul Sakuma,File)

A construction worker installs Dupont Tyvek insulation on a home in Palo Alto, Calif., Monday, July 26, 2010. Chemical maker DuPont Co. said Tuesday, July 27, its profit nearly tripled in the second quarter as sales surged in most of its businesses, and costs decreased. (AP Photo/Paul Sakuma)

FILE - In this July 20, 2010, file photo, California Republican Senate candidate Carly Fiorina campaigns at a roundtable of business women at a cafe in Los Altos, Calif. Republicans have reserved $1.75 million for television ads to help Carly Fiorina in the final week of the California Senate race. (AP Photo/Paul Sakuma)

Best Buy customer looks at AT&T phone in Mountain View, Calif., Wednesday, July 21, 2010. (AP Photo/Paul Sakuma)

Best Buy customer looks at AT&T phone in Mountain View, Calif., Wednesday, July 21, 2010. (AP Photo/Paul Sakuma)

FILE - In this file photo made June 7, 2010, Apple CEO Steve Jobs, left, demonstrates the FaceTime feature on the iPhone 4 during the Apple Worldwide Developers Conference in San Francisco. (AP Photo/Paul Sakuma, File)

School supplies on sale at Office Depot in Mountain View, Calif., Monday, July 12, 2010. (AP Photo/Paul Sakuma)

Exterior of Intel Corp. headquarters in Santa Clara, Calif., Monday, July 12, 2010. (AP Photo/Paul Sakuma)

Orlando Payton uses a computer to look for a job Tuesday, July 20, 2010, at JobTrain employment office in Menlo Park, Calif. (AP Photo/Paul Sakuma)

Orlando Payton uses a computer to look for a job Tuesday, July 20, 2010, at JobTrain employment office in Menlo Park, Calif. (AP Photo/Paul Sakuma)

Orlando Payton uses a computer to look for a job Tuesday, July 20, 2010, at JobTrain employment office in Menlo Park, Calif. (AP Photo/Paul Sakuma)

Orlando Payton looks for a job on the computer at JobTrain employment office in Menlo Park, Calif., Tuesday, July 20, 2010. (AP Photo/Paul Sakuma)

Advertisement of an Intel Core chip inside of a laptop on display at a computer store in Mountain View, Calif., Monday, July 12, 2010. (AP Photo/Paul Sakuma)

FILE - In this file photo made Dec. 8, 2009, Newport cigarettes, a Lorillard Inc. brand, are displayed at Costco in Mountain View, Calif. Cigarette maker Lorillard said MOnday, July 26, 2010, lower volumes and higher promotional costs drove its net income down 8 percent in the second quarter.(AP Photo/Paul Sakuma, file)

FILE - This file photo taken June 7, 2010, shows a white version of the new Apple iPhone 4 in San Francisco. Black models of the iPhone went on sale in late June. (AP Photo/Paul Sakuma, File)

Apple CEO Steve Jobs talks about the Apple iPhone4 at Apple headquarters in Cupertino, Calif., Friday, July 16, 2010. (AP Photo/Paul Sakuma)

A pedestrian walks by an advertisement of Apple App at a church in Palo Alto, Calif., Tuesday, July 20, 2010. (AP Photo/Paul Sakuma)

Apple CEO Steve Jobs talks about the Apple iPhone4 at Apple headquarters in Cupertino, Calif., Friday, July 16, 2010. (AP Photo/Paul Sakuma)

Apple CEO Steve Jobs holds up his iPhone as he talks about the Apple iPhone4 at Apple headquarters in Cupertino, Calif., Friday, July 16, 2010. (AP Photo/Paul Sakuma)