President Barack Obama receives the oath of office from Chief Justice John Roberts as First Lady Michelle Obama and his daughters Malia and Sasha listen. Photo: AP
President Barack Obama speaks at his ceremonial swearing-in. Photo: AP
President Barack Obama walks through the Capitol to the West Front on his ceremonial swearing-in ceremony during the 57th Presidential Inauguration. Photo: AP
First Lady Micehlle Obama arrives on the West Front of the Capitol for Presidential Barack Obama's ceremonial swearing-in ceremony. Photo: AP
President Barack Obama's daughters Malia and Sasha arrive on the West Front of the Capitol in Washington. Photo: AP
A crowd fills up the National Mall before the ceremonial swearing-in of President Barack Obama. Photo: AP
Secretary of State Hillary Clinton and former President Bill Clinton speak with former President Jimmy Carter at the ceremonial swearing-in for President Barack Obama. Photo: AP
Dr. Bernice King, centre right, and Christine King Farris, left, the daughter and sister of Dr. Martin Luther King Jr., applaud while watching a broadcast as President Barack Obama is inaugurated following the Dr. Martin Luther King Jr. holiday commemorative service at the Ebenezer Baptist Church in Atlanta. Photo: AP
The motorcade of President Barack Obama heads up Pennsylvania Avenue to the U.S. Capitol for the 57th Presidential Inaugural. Photo: AP
Beyonce sings the national anthem at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration.