Vice President Joe Biden greets supporters at a campaign event in Reno, Nev., Wednesday, Oct. 17, 2012. (AP Photo/Cathleen Allison)

 

              Vice President Joe Biden greets supporters at a campaign event in Reno, Nev., Wednesday, Oct. 17, 2012. (AP Photo/Cathleen Allison)
Vice President Joe Biden greets supporters at a campaign event in Reno, Nev., Wednesday, Oct. 17, 2012. (AP Photo/Cathleen Allison)