Democratic U.S. Sen. Bob Casey of Pennsylvania and Republican challenger David McCormick have held the first debate in their ...

Pennsylvania incumbent Sen. Bob Casey Jr. (D) and Republican challenger David McCormick will take the debate stage Thursday ...

Sen. Bob Casey and Republican challenger David McCormick came out swinging on a Harrisburg stage Thursday night, sparring over a bevy of policy disputes and hammering away ...

If businessman Dave McCormick wants to remove Democrat Bob Casey from the Senate ... atop the ticket but are undecided on the Senate race could be crucial for GOP hopes to flip the seat.

Bob Casey, D-Pa., is widely considered a key to the ultra-slim Democratic majority in the U.S. Senate. As a swing-state ... The Republican nominee in this race is 58-year-old Army veteran and ...