U.S. Secretary of State Hillary Clinton, during her first full day on the job, stands next to President Barack Obama at the State Department's headquarters.
President Barack Obama signs an executive order to close the "War on Terror" prison at Guantanamo Bay, Cuba, during a ceremony in the Oval Office.
President Barack Obama takes a question from the press shortly after boarding Air Force One for his first flight on the presidential aircraft.
President Barack Obama waves after his address to a joint session of Congress in the House Chamber of the U.S. Capitol.
Mayor Michael Bloomberg, Pennsylvania Governor Ed Rendell, President Barack Obama and California Governor Arnold Schwarzenegger attend a brief press conference in the Roosevelt Room of the White House.
President Barack Obama checks to see if everyone is ready at the start of the White House Easter Egg Roll.
President Barack Obama and Vice President Joe Biden putt on the White House putting green.
President Barack Obama holds a football during a briefing in preparation for a meeting with Democratic members of the House Energy and Commerce Committee.
President Barack Obama reacts to the comedy of Wanda Sykes as she entertains the crowd during the annual White House Correspondents' Association gala dinner.
President Barack Obama plays football with the family dog, Bo, on the South Lawn of the White House.
President Barack Obama lays down a white rose on a memorial board at the former Buchenwald concentration camp near Weimar, Germany.
President Barack Obama shakes hands with gay rights activist Frank Kameny in the Oval Office after signing a memorandum on federal benefits and non-discrimination.
President Barack Obama speaks to the crowd at the departure ceremony at Kotoka International Airport in Accra, Ghana.
President Barack Obama throws out the first pitch before the 2009 All-Star Game at Busch Stadium in St. Louis, Missouri.
President Barack Obama eats a nectarine following a town hall meeting at Kroger's Supermarket in Bristol, Virginia.
President Barack Obama holds the Stanley Cup as he poses for photographs with members of the Pittsburgh Penguins at the White House in Washington, D.C.
President Barack Obama speaks from the Rose Garden of the White House after winning the Nobel Peace Prize in Washington, D.C.
President Barack Obama speaks to third and fourth graders during their lunch period at Viers Mill Elementary School in Silver Spring, Maryland.
President Barack Obama plays with the daughter of Emmett Beliveau, the director of advance, in the Outer Oval Office in Washington, D.C.
President Barack Obama talks with President Hamid Karzai of Afghanistan during a phone call from the Oval Office.
President Barack Obama inspects a guard of honor along with Chinese President Hu Jintao at the Great Hall of the People in Beijing, China.
President Barack Obama pats a turkey named "Courage" as daughter Sasha looks on during an event to pardon the 20-week-old, 45-pound turkey at the North Portico of the White House.
President Barack Obama, former President Bill Clinton and former President George W. Bush walk to the Rose Garden to speak about relief for Haiti.
Kobe Bryant presents a jersey to President Barack Obama during an event with the National Basketball Association.
President Barack Obama waves to the floor before speaking to both houses of Congress at his first State of the Union address at the U.S. Capitol.
President Barack Obama tours the beach at Port Fourchon with Parish President Charlotte Randolph in Port Fourchon, Louisiana.
President Barack Obama makes a statement in the Rose Garden of the White House as Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, Vice President Joseph Biden, Commander of U.S. Central Command Gen. David Petraeus, and Secretary of Defense Robert Gates listen.
President Barack Obama greets military families gathered for Independence Day festivities on the South Lawn of the White House.
President Barack Obama, surrounded by members of Congress and Native American leaders, signs the Tribal Law and Order Act during a ceremony in the East Room at the White House.
President Barack Obama and first lady Michelle Obama play miniature golf with daughter Sasha at Pirate's Island Miniature Golf in Panama City Beach, Florida.
President Barack Obama participates in a service project at Ronald H. Brown Middle School in Washington, D.C.
President Barack Obama chats with Daily Show host Jon Stewart during a commercial break while taping in Washington, D.C.
President Barack Obama and First Lady Michelle Obama meets children of workers and shakes hands with them in New Delhi, India.
President Barack Obama reads from his book Of Thee I Sing during a reading to 90 second-graders at Long Branch Elementary School in Arlington, Virginia.
President Barack Obama listens during a news conference at the South Court Auditorium of the Eisenhower Executive Office Building of the White House.
President Barack Obama volleys a tennis ball between his legs while participating in a "Let's Move" clinic with members of the NBA, WNBA and the Harlem Globetrotters.
Queen Elizabeth II and U.S. President Barack Obama pose in the Music Room of Buckingham Palace ahead of a State Banquet in London, England.
President Barack Obama reviews an honour guard with Prince Philip, Duke of Edinburgh at Buckingham Palace in London, England.
President Barack Obama and South Korean President Lee Myung-bak arrive to speak at General Motors' Orion Assembly Plant in Lake Orion, Michigan.
President Barack Obama and daughters Sasha and Malia participate in the 2011 National Christmas Tree Lighting at the Ellipse in Washington, D.C.
President Barack Obama embraces U.S. Rep. Gabrielle Giffords as members of Congress applaud before his State of the Union address in Washington, D.C.
President Barack Obama greets his dog, Bo, outside the Oval Office of the White House in Washington, D.C.
President Barack Obama visits a bar in celebration of St. Patrick's Day at the Dubliner Restaurant and Pub in Washington, D.C.
President Barack Obama, Tariq "Black Thought" Trotter and Jimmy Fallon during a taping of Late Night with Jimmy Fallon.
President Barack Obama plays a game of pool in the Holly Cabin following the conclusion of the G8 Summit in Camp David, Maryland.
President Barack Obama shares his strawberry pie with a boy during a lunch stop at Kozy Corners restaurant in Oak Harbor, Ohio.
President Barack Obama participates in a conference call about the Aurora, Colorado shootings during the motorcade ride to Palm Beach International Airport in Palm Beach, Florida.
President Barack Obama and former President Bill Clinton wave to the crowd following Clinton's speech at the Democratic National Convention in Charlotte, N.C.
President Barack Obama talks with the host as he visits The Late Show with David Letterman.
President Barack Obama (R) poses for pictures with members of the audience after a town hall style debate at Hofstra University October 16, 2012
President Barack Obama debates with Republican presidential candidate Mitt Romney at the Keith C. and Elaine Johnson Wold Performing Arts Center at Lynn University in Boca Raton, Florida.