Republican Dave McCormick defeated incumbent Democratic Sen. Bob Casey in Pennsylvania’s pivotal Senate race, the Associated ...

Republican Dave McCormick appeared to win a major upset in Pennsylvania, beating three-term incumbent Bob Casey. The victory ...

Republican David McCormick has won Pennsylvania’s pivotal U.S. Senate seat, beating three-term Democratic Sen. Bob Casey.

Republican Dave McCormick was projected to defeat Sen. Bob Casey (D-Pa.), denying him a fourth term in an upset that signals ...

Republican Senate candidate and former Bridgewater CEO Dave McCormick has staged a come-from-behind victory against Sen. Bob ...

PHILADELPHIA — Republican Dave McCormick, an Army veteran and former hedge fund CEO, has unseated three-term Democratic ...

Republican Dave McCormick has unseated Sen. Bob Casey, winning a Pennsylvania U.S. Senate seat that Casey has held for nearly ...

Republican David McCormick has won Pennsylvania’s pivotal U.S. Senate seat, defeating three-term Democratic Sen. Bob Casey, the Associated Press projects.

With McCormick's victory, Republicans have expanded their Senate majority in the next Congress to 53 seats, with two races ...

Republican David McCormick won a Senate seat in Pennsylvania on Thursday, defeating Democratic Sen. Bob Casey and padding the GOP's Senate majority. McCormick, 59, is a two-time Senate challenger and ...

PENNSBURG, Pa. — Ex-GOP presidential candidate Nikki Haley took aim at Democrat Bob Casey in Pennsylvania Wednesday, mocking the three-term senator’s record on fracking. “Bob Casey voted ...