Donald Trump sworn-in as 45th president of United States

President Barack Obama and President-elect Donald Trumps motorcade drives down Pennsylvania Avenue for the 58th Presidential Inauguration at the U.S. Capitol in Washington.

President Donald Trump takes the oath of office from Chief Justice John Roberts, as his wife Melania holds the bible, and with his children Barron, Ivanka, Eric and Tiffany on Capitol Hill in Washington.

President Donald Trump and first lady Melania Trump talk with former President Barack Obama and Michelle Obama during a departure ceremony on the East Front of the US Capitol in Washington after Trump was inaugurated. 

First lady Melania Trump kisses former first lady Michelle Obama on Capitol Hill in Washington during the presidential inauguration of Donald Trump. 

President Donald Trump and former president Barack Obama stand on the steps of the Capitol in Washington, with first lady Melania Trump and Michelle Obama, prior to the Obamas departure to Andrews Air Force Base, Md., following the presidential inauguration. 

First lady Melania Trump stands with President Donald Trump as former President Barack Obama kisses the hand of his wife Michelle Obama, during a departure ceremony on the East Front of the US Capitol in Washington.

Newly sworn in President Donald Trump with his wife first lady Melania Trump, shakes hands with Hillary Clinton, as they arrive for the inaugural luncheon at the Statuary Hall in the Capitol in Washington.

First lady Michelle Obama and Jill Biden arrive on the West Front of the US Capitol in Washington, for Donald Trumps inauguration ceremony as the 45th president of the United States. 

President-elect Donald Trump and President Barack Obama arrive for Trumps inauguration ceremony at the Capitol in Washington.

President Donald Trump and first lady Melania Trump walk along the Inauguration Day parade route after being sworn in as the 45th President of the United States.

President-elect Donald Trump waits to step out onto the portico for his Presidential Inauguration at the U.S. Capitol in Washington.

President Donald Trump delivers his inaugural address after being sworn in as the 45th president of the United States during the 58th Presidential Inauguration at the U.S. Capitol in Washington.

President Donald Trump delivers his inaugural address after being sworn in as the 45th president of the United States during the 58th Presidential Inauguration at the U.S. Capitol in Washington.

President Donald Trump is joined by the Congressional leadership and his family as he formally signs his cabinet nominations into law, in the Presidents Room of the Senate, at the Capitol in Washington.

President Donald J. Trump dances with first lady Melania Trump at The Salute To Our Armed Services Inaugural Ball in Washington.

President Donald Trump gestures as he and first lady Melania Trump dance at the Freedom Ball in Washington, at the Washington Convention Center during the 58th presidential inauguration.