The Inauguration of President Barack Obama (102 images)

Chicago Mayor Rahm Emanuel and wife Amy Rule arrive arrive at the West Front of the U.S. Capitol before the presidential inauguration on the West Front of the U.S. Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States. UPI/Win McNamee/POOL

Katy Perry arrives at her seat before U.S. President Barack Obama is sworn-in for a second term by Supreme Court Chief Justice John Roberts during his public inauguration ceremony at the U.S. Capitol Building in Washington, D.C. on January 21, 2013. President Obama was joined by First Lady Michelle Obama and daughters Sasha and Malia. UPI/Kevin Dietsch

Katy Perry and John Mayer arrive at their seats before U.S. President Barack Obama is sworn-in for a second term by Supreme Court Chief Justice John Roberts during his public inauguration ceremony at the U.S. Capitol Building in Washington, D.C. on January 21, 2013. President Obama was joined by First Lady Michelle Obama and daughters Sasha and Malia. UPI/Kevin Dietsch

Crowds of spectators jam the mall as U.S. President Barack Obama is sworn-in for a second term as the President of the United States by Supreme Court Chief Justice John Roberts during his public inauguration ceremony at the U.S. Capitol Building in Washington, D.C. on January 21, 2013. UPI/Pat Benic