Paul Ryan
Vice President Biden and his Republican opponent, Rep. Paul Ryan of Wisconsin, participate in the vice presidential debate at Centre College in Danville, Ky., Thursday. Charlie Neibergall/AP hide caption
Sen. Lloyd Bentsen (D-Texas) shakes hands with Sen. Dan Quayle (R-Ind.) before their vice presidential debate at the Omaha Civic Auditorium in Omaha, Neb., on Oct. 5, 1988. Ron Edmonds/AP hide caption
Is The V.P. Debate A Sideshow Or Something More?
Weeds were already growing in the parking lot outside the GM assembly plant in Janesville, Wis., on May 4, 2009. Scott Olson/Getty Images hide caption
A delegate shows his support for Paul Ryan on a night dominated by the acceptance speech of the vice presidential nominee. Becky Lettenberger/NPR hide caption
Republican vice presidential nominee Paul Ryan and his wife, Janna (at right), along with two of their children and his mother, Betty, on stage Wednesday in Tampa. Brendan Smialowski /AFP/Getty Images hide caption
Republican vice presidential candidate, Rep. Paul Ryan waves with his family Wednesday at the GOP convention in Tampa. Also on stage: his daughter Liza, sons Charlie and Sam Ryan, wife Janna and mother Elizabeth. Win McNamee/Getty Images hide caption
Republican Rep. Paul Ryan of Wisconsin, who tonight is set to accept his party's vice presidential nomination. Jeffrey Phelps/Getty Images hide caption
Republican presidential candidate Mitt Romney, left, shakes hands with his choice for running mate, Rep. Paul Ryan of Wisconsin, Monday in in Manchester, N.H. John Moore/Getty Images hide caption
Republican presidential candidate Mitt Romney speaks at a town hall meeting in Grand Junction, Colo., on July 10. Romney said he has "nothing hidden" in his taxes. Nicholas Kamm/AFP/Getty Images hide caption
House Budget Committee Chairman Paul Ryan, R-Wis., shakes hands with Federal Reserve Chairman Ben Bernanke at the close of the committee's hearing on the state of the economy in February 2011. J. Scott Applewhite/AP hide caption
Republican presidential candidate Mitt Romney (right) and running mate Rep. Paul Ryan of Wisconsin greet supporters during a homecoming campaign rally Sunday in Waukesha, Wis. Justin Sullivan/Getty Images hide caption