President Barack Obama greets people on the tarmac as he arrives at Newport News Williamsburg International Airport on Air Force One, Saturday, Oct. 13, 2012, in Williamsburg, Va. (AP P

 

              President Barack Obama greets people on the tarmac as he arrives at Newport News Williamsburg International Airport on Air Force One, Saturday, Oct. 13, 2012, in Williamsburg, Va. (AP P
President Barack Obama greets people on the tarmac as he arrives at Newport News Williamsburg International Airport on Air Force One, Saturday, Oct. 13, 2012, in Williamsburg, Va. (AP Photo/Carolyn Kaster)