A personalized Abraham Lincoln credential for Thursday's vice presidential debate hangs on a statue of Lincoln, Wednesday, Oct. 10, 2012, at Centre College in Danville, Ky. (AP Photo/D

 

              A personalized Abraham Lincoln credential  for Thursday
A personalized Abraham Lincoln credential for Thursday's vice presidential debate hangs on a statue of Lincoln, Wednesday, Oct. 10, 2012, at Centre College in Danville, Ky. (AP Photo/David Goldman)