Politics

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ASSOCIATED PRESS New Jersey Gov. Chris Christie is one of the "tea party" favorites for the 2012 presidential race.

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Somali President Sheik Sharif Sheik Ahmed arrives in Entebbe, Uganda, for the 15th African Union summit. African leaders and U.S. officials called for stepped-up efforts in Somalia at the summit in Kampala, Uganda. (Associated Press)

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The Ugandan People's Defense Force is part of the African Union mission in Somalia. African leaders are pledging thousands of troops for Somalia to fight militants responsible for the World Cup bombings, which killed 76 people. (Associated Press)

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Italian Premier Silvio Berlusconi acknowledges applause during the debate before a censure motion in the lower chamber of parliament in Rome on Wednesday, Aug. 4, 2010. Mr. Berlusconi survived his first test in parliament since the breakup with a powerful ally. (AP Photo/Alessandra Tarantino)

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Senate Majority Leader Harry Reid, Nevada Democrat, speaks during a news conference on Capitol Hill in Washington on Wednesday, Aug. 4, 2010, to discuss a bill that would cover more health care costs and fund more state and local government jobs. (AP Photo/Manuel Balce Ceneta)

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FTC Chairman Jon Leibowitz is seen through the curtains during a news conference at the Federal Trade Commission (FTC) in Washington on Aug. 4, 2010, to discuss the Intel antitrust case. (Associated Press)

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President Obama is introduced by AFL-CIO President Richard Trumka before he spoke about jobs and the economy during an address before the AFL-CIO Executive Council in Washington, Wednesday, Aug. 4, 2010. (AP Photo/Charles Dharapak)

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President Obama during his town hall meeting with Young African leaders in the East Room of the White House in Washington, Tuesday, Aug. 3, 2010. (AP Photo/Pablo Martinez Monsivais)

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FILE - In this Tuesday, Nov. 24, 2009 file photo, Michaele and Tareq Salahi, right, arrive at a State Dinner hosted by President Barack Obama at the White House in Washington. (AP Photo/Gerald Herbert, file)

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Rep. Carolyn Cheeks Kilpatrick, Michigan Democrat, delivers her concession speech early Wednesday morning, Aug. 4, 2010, in Detroit. (AP Photo/Paul Sancya)

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Missouri Secretary of State Robin Carnahan (front) speaks to supporters during an election-night party after she won the Democratic nomination for the U.S. Senate. Rep. Emanuel Cleaver II, Missouri Democrat, stands behind her. (AP Photo/Ed Zurga)

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Israeli soldiers sit on top of their tank near the site of an exchange of fire between Israeli and Lebanese troops along the border between Israel and Lebanon, Wednesday, Aug. 4, 2010. Lebanese and Israeli troops exchanged fire Tuesday in a fierce border battle that killed a senior Israeli officer, two Lebanese soldiers and a journalist underlining how easily tensions can re-ignite along the frontier where Israel and Hezbollah fought a war four years ago. (AP Photo/Ariel Schalit)

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National Transportation Safety Board (NTSB) member Robert L. Sumwalt asks questions at a meeting on the investigation findings and safety issues of the June 22, 2009 collision of two Washington Metrorail trains, Tuesday, July 27, 2010, at the NTSB in Washington. (AP Photo/Charles Dharapak)

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Security officers escort a convoy of cars, one believed to be transporting first lady Michelle Obama on arrival at the Villa Padierna Hotel in Marbella, southern Spain, Wednesday, Aug. 4, 2010. The White House says Mrs. Obama is in Spain for a private trip with longtime family friends. (AP Photo/Sergio Torres)

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ASSOCIATED PRESS Rep. Roy Blunt votes in the Missouri primary election in Springfield, Mo., on Tuesday. Mr. Blunt is the heavy Republican favorite to win his party's nomination to replace retiring Sen. Christopher S. Bond in November's general election.