President Obama is greeted onstage by singer Bruce Springsteen as he arrives to speak at a campaign event on Monday, Nov. 5, 2012, in downtown Madison, Wis. (AP Photo/Carolyn Kaster)

Photo by: Carolyn Kaster

President Obama is greeted onstage by singer Bruce Springsteen as he arrives to speak at a campaign event on Monday, Nov. 5, 2012, in downtown Madison, Wis. (AP Photo/Carolyn Kaster)