Vice President Joe Biden joins Virginia Democratic candidate for Senate Tim Kaine, right, at a campaign rally at the Heritage Farm Museum at Claude Moore Park, Sterling, Va., Monday, November 5, 2012. (Andrew Harnik/The Washington Times)

Photo by: ANDREW HARNIK

Vice President Joe Biden joins Virginia Democratic candidate for Senate Tim Kaine, right, at a campaign rally at the Heritage Farm Museum at Claude Moore Park, Sterling, Va., Monday, November 5, 2012. (Andrew Harnik/The Washington Times)