PHOTO GALLERY: For Obama, changes in strategy for second term

Barack Obama, left, joined by his wife, Michelle, takes the oath of office from Chief Justice John Roberts to become the 44th president of the United States at the U.S. Capitol in Washington, D.C., in this Jan. 20, 2009, file photo.   |  Jae C. Hong/The Associated Press

In this Nov. 16, 2012, file photo, President Barack Obama, accompanied by House Speaker John Boehner of Ohio, speaks to reporters in the Roosevelt Room of the White House in Washington as he hosted a meeting of the leadership of Congress to discuss the deficit and economy.   |  Carolyn Kaster/The Associated Press

In this Dec. 16, 2012, file photo, President Barack Obama pauses as he speaks during an interfaith vigil for the victims of the Sandy Hook Elementary School shooting at Newtown High School in Newtown, Conn.   |  Evan Vucci/The Associated Press

President Barack Obama speaks Monday in the East Room of the White House in Washington. Obama is taking a harder line in negotiations with congressional Republicans on issues where he feels he has more leverage, chiefly the debt ceiling and immigration.   |  Carolyn Kaster/The Associated Press