President Obama Hosts British Prime Minister

U.S. President Barack Obama and first lady Michelle Obama await the arrival of Britain's Prime Minister David Cameron and his wife, Samantha, for an official dinner in their honor at the White House on March 14, 2012. (Reuters)

President Obama and Mrs. Obama welcome Prime Minister Cameron and Mrs. Cameron for a State Dinner. (AP)

Mr. and Mrs. Obama pose for photographers with Mr. and Mrs. Cameron as they arrive in the North Portico of the White House prior to a State Dinner. (AP)

President Obama and the first lady pose for an official photo with Prime Minister Cameron and his wife at the White House before a State Dinner. (AP)

The White House is awash with color for a State Dinner for British Prime Minister David Cameron. (AP)

Table settings in the State Dining Room of the White House for the dinner hosted by President Obama and his wife, Michelle, for the British prime minister. (AP)

American actor George Clooney sits beside first lady Michelle Obama during the State Dinner. The more than 350-person guest list included other British and American celebrities, business moguls and key political players. (Reuters)

President Barack Obama meets with British Prime Minister David Cameron in the Oval Office of the White House on March 14, 2012. (AP)

Mr. Obama and Mr. Cameron stand at attention during the playing of the national anthems during an arrival ceremony on the South Lawn of the White House. (AP)

The Obamas wave with the Camerons from the South Portico balcony of the White House during an official arrival ceremony for the British leader and his wife. (AP)

British Prime Minister Cameron speaks during an an elaborate arrival ceremony at the White House, calling the U.S.-British alliance "the most powerful partnership for progress" in the world. (AP)

Mr. Obama and Mr. Cameron board Air Force One at Andrews Air Force Base, Maryland, on their way to a basketball game in Ohio on March 13, 2012. (AP)

President Obama and Prime Minister Cameron attend the first round of the NCAA basketball tournament in Dayton, Ohio. (AP)

It was Mr. Cameron's first time at a basketball game. He told a television reporter that the game moved fast and the rules are a bit confusing. (AP)

U.S. first lady Michelle Obama and her British counterpart, Samantha Cameron, talk with U.S. Women's National Soccer Team players at a mini-Olympics competition in celebration of the 2012 London Summer Olympics and Mrs. Obama's Let's Move! initiative. (AP

Mr. Cameron and his wife, Samantha, arrive at Andrews Air Force Base, Maryland, for a three-day official visit to the United States on March 13, 2012. (Reuters)