Supporters of Toomey and Sestak hold signs on the street before a debate at the National Constitution Center in Philadelphia

 
Supporters of Toomey and Sestak hold signs on the street before a debate at the National Constitution Center in Philadelphia
Supporters of Pennsylvania Republican senatorial candidate Pat Toomey and Democratic Senatorial candidate Congressman Joe Sestak hold signs on the street before a debate at the National Constitution Center in Philadelphia, Pennsylvania, October 20, 2010. REUTERS/Tim Shaffer (UNITED STATES - Tags: POLITICS ELECTIONS)