Article Photos: Obama casts Romney as the proponent of tax hikes



President Barack Obama prepares to board Air Force One at Andrews Air Force Base, Md., Wednesday, Aug., 1, 2012. Obama is traveling to Ohio for campaign stops in Mansfield and Akron. (AP Photo/Pablo Martinez Monsivais)

President Barack Obama prepares to board Air Force One at Andrews Air Force Base, Md., Wednesday, Aug., 1, 2012. Obama is traveling to Ohio for campaign stops in Mansfield and Akron. (AP Photo/Pablo Martinez Monsivais)