President Barack Obama walks in as he delivers pizzas to volunteers during an unscheduled visit to a local campaign field office, Sunday, Oct. 28, 2012 in Orlando Fla. (AP Photo/Pablo M

 

              President Barack Obama walks in as he delivers pizzas to volunteers during an unscheduled visit to a local campaign field office, Sunday, Oct. 28, 2012 in Orlando Fla. (AP Photo/Pablo M
President Barack Obama walks in as he delivers pizzas to volunteers during an unscheduled visit to a local campaign field office, Sunday, Oct. 28, 2012 in Orlando Fla. (AP Photo/Pablo Martinez Monsivais)