Sen. Bob Casey and challenger Dave McCormick each tried to paint the other as weak and dishonest during the hourlong debate.

Democratic U.S. Sen. Bob Casey of Pennsylvania and Republican challenger David McCormick met Thursday for their first debate ...

Democratic U.S. Sen. Bob Casey of Pennsylvania and Republican challenger David McCormick will meet for their first debate in ...

I'm the underdog,” David McCormick told NewsNation’s Leland Vittert in a one-on-one interview for “On Balance.” ...

Democratic U.S. Sen. Bob Casey of Pennsylvania and Republican challenger David McCormick will meet Thursday night for their ...

Thursday night, the Democrat incumbent Bob Casey and his Republican challenger, David McCormick, will meet face-to-face for ...

With about one month before the election, incumbent Democratic Sen. Bob Casey faces GOP businessman Dave McCormick Thursday ...