Vice president Joe Biden gestures during a campaign speech to a group of senior citizen voters, Friday, Oct. 19, 2012 , in Sun City Center, Fla. (AP Photo/Chris O'Meara)

 

              Vice president Joe Biden gestures during a campaign speech to a group of senior citizen voters, Friday, Oct. 19, 2012 , in Sun City Center, Fla. (AP Photo/Chris O
Vice president Joe Biden gestures during a campaign speech to a group of senior citizen voters, Friday, Oct. 19, 2012 , in Sun City Center, Fla. (AP Photo/Chris O'Meara)