Thousands of people gathered in Washington, D.C., for the 57th Presidential Inauguration on Monday.
President Barack Obama receives the oath of office from Chief Justice John Roberts at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington on Monday. First lady Michelle Obama holds the Bible as daughters Malia and Sasha watch.
| Carolyn Kaster/Associated Press
Placemarks are set on the west front of the Capitol on Monday in preparation for President Barack Obama's public swearing-in ceremony during the 57th Presidential Inauguration.
| Win McNamee/Associated Press
President Barack Obama arrives at the ceremonial swearing-in at the U.S. Capitol on Monday.
| Evan Vucci/The Associated Press
President Barack Obama speaks at the ceremonial swearing-in at the U.S. Capitol during the inauguration Monday.
| Pablo Martinez Monsivais/The Associated Press
Supporters wait on the National Mall Monday for the start of President Barack Obama's ceremonial swearing-in during the 57th Presidential Inauguration.
| Jose Luis Magana/Associated Press