Vice President Joe Biden meets with volunteers at a campaign field office for President Barack Obama, Friday, Nov. 2, 2012, in Aurora, Co. (AP Photo/Matt Rourke)

 

              Vice President Joe Biden meets with volunteers at a campaign field office for President Barack Obama, Friday, Nov. 2, 2012, in Aurora, Co. (AP Photo/Matt Rourke)
Vice President Joe Biden meets with volunteers at a campaign field office for President Barack Obama, Friday, Nov. 2, 2012, in Aurora, Co. (AP Photo/Matt Rourke)