Vice President Joe Biden looks down as he speaks during a campaign rally at Superior Middle School, Friday, Nov. 2, 2012, in Superior, Wis. (AP Photo/Matt Rourke)

Associated Press
Vice President Joe Biden looks down as he speaks during a campaign rally at Superior Middle School, Friday, Nov. 2, 2012, in Superior, Wis. (AP Photo/Matt Rourke)
Vice President Joe Biden looks down as he speaks during a campaign rally at Superior Middle School, Friday, Nov. 2, 2012, in Superior, Wis. (AP Photo/Matt Rourke)
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