Nominations for Sen. John Kerry, D-Mass. to be named Secretary of State, left, and for White House Chief of Staff Jacob Lew to be named Treasury Secretary, right, bear President Barack Obama's signature after the president signed them on Capitol Hill in Washington, Monday, Jan. 21, 2013, following the president's ceremonial swearing-in during the 57th Presidential Inauguration. (AP Photo/Jonathan Ernst, Pool)
Gallery: President Obama's second inauguration
Jan. 21, 2013 @ 02:45 PM
Declaring “our work begins today”, President Barack Obama vowed to “finished what we started” four years ago as hundreds of thousands of inauguration-goers gathered on the historic National Mall in anticipation of his oath-taking for a second term.