John Mellencamp, center, performs before Vice President Joe Biden speaks during a campaign rally at the American Civil War Center at the Historic Tredegar Ironworks Monday, Nov. 5, 2012, in Richmond, Va. (AP Photo/Matt Rourke)

Photo by: Matt Rourke

John Mellencamp, center, performs before Vice President Joe Biden speaks during a campaign rally at the American Civil War Center at the Historic Tredegar Ironworks Monday, Nov. 5, 2012, in Richmond, Va. (AP Photo/Matt Rourke)