President Barack Obama
Take a look back at some of President Obama's most memorable photographs of the year, taken by photographer Pete Souza, who also provides insight into the images.
November 15, 2012 - Washington, DC
"The President had just met with the US Olympics gymnastics team, who because of a previous commitment had missed the ceremony earlier in the year with the entire US Olympic team," Souza recalls. "The President suggested to McKayla Maroney that they recreate her 'not impressed' photograph before they departed."