President Obama delivers his second inaugural address Monday in Washington. Stan Honda/AFP/Getty Images hide caption

itoggle caption Stan Honda/AFP/Getty Images

President Obama gives his inaugural address after taking the oath of office Monday. Brendan Smialowski/AFP/Getty Images hide caption

itoggle caption Brendan Smialowski/AFP/Getty Images

As a second-term president, Barack Obama necessarily generates less excitement than he did as a newcomer. Above, flags flew during his 2009 inauguration. Eric Purcell/FlickrVision via Getty Images hide caption

itoggle caption Eric Purcell/FlickrVision via Getty Images

President Obama taking the oath of office today on the steps of the Capitol. First Lady Michelle Obama held the two Bibles on which he placed his hand. Alex Wong/Getty Images hide caption

itoggle caption Alex Wong/Getty Images

President Obama is officially sworn in Sunday by Chief Justice John Roberts in the Blue Room of the White House. Next to Obama are first lady Michelle Obama, holding the Robinson Family Bible, and their daughters, Malia and Sasha. Larry Downing/AP hide caption

itoggle caption Larry Downing/AP

President Obama walks outside the Oval Office on May 3. Carolyn Kaster/AP hide caption

itoggle caption Carolyn Kaster/AP

For editorial cartoonists, Obama's ears are his signature. In some depictions, they've grown throughout the years, but Matt Wuerker says cartoonists have gotten lazy. "We did the same thing to George W. Bush. By the end of his administration he was just Dumbo." Courtesy of Matt Wuerker/Politico hide caption

itoggle caption Courtesy of Matt Wuerker/Politico

Vice President Joe Biden shows the certificate of the Electoral College vote for Ohio to House Speaker John Boehner during a joint session of Congress on Friday. Susan Walsh/AP hide caption

itoggle caption Susan Walsh/AP