News photographers take pictures on a large map that illustrates various routes and access points for the upcoming 2013 inauguration of President Barack Obama at the DC Armory in Washington December 12, 2012. The sixty by forty foot map shows various details that will be used on January 20, 2013. REUTERS/Gary Cameron

News photographers take pictures on a large map that illustrates various routes and access points for the upcoming 2013 inauguration of President Barack Obama at the DC Armory in Washington December 12, 2012. The sixty by forty foot map shows various details that will be used on January 20, 2013. REUTERS/Gary Cameron

President Barack Obama pardons the 2012 Thanksgiving Turkey, Cobbler, next to his daughters Sasha and Malia (R) and National Turkey Federation chairman Steve Willardsen in The Rose Garden of the White House in Washington, November 21, 2012. REUTERS/Yuri Gripas

President Barack Obama pardons the 2012 Thanksgiving Turkey, Cobbler, next to his daughters Sasha and Malia (R) and National Turkey Federation chairman Steve Willardsen in The Rose Garden of the White House in Washington, November 21, 2012. REUTERS/Yuri Gripas

Asia trip takes White House into time warp: http://reut.rs/XWtMGm

Obama, Romney cancel events due to Hurricane Sandy
Photo: President Obama walks to the Oval Office of the White House upon his return to Washington on October 29, 2012. REUTERS/Jason Reed

Obama, Romney cancel events due to Hurricane Sandy

Photo: President Obama walks to the Oval Office of the White House upon his return to Washington on October 29, 2012. REUTERS/Jason Reed