President Barack Obama greets people on the tarmac as he arrives at Manchester Boston Regional Airport, Thursday, Oct. 18, 2012, in Manchester, N.H., for a campaign stop. (AP Photo/Caro

 

              President Barack Obama greets people on the tarmac as he arrives at Manchester Boston Regional Airport, Thursday, Oct. 18, 2012, in Manchester, N.H., for a campaign stop. (AP Photo/Caro
President Barack Obama greets people on the tarmac as he arrives at Manchester Boston Regional Airport, Thursday, Oct. 18, 2012, in Manchester, N.H., for a campaign stop. (AP Photo/Carolyn Kaster)