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

The Associated Press says Republican Dave McCormick has unseated Sen. Bob Casey, winning a Pennsylvania U.S. Senate seat that ...

Senator Bob Casey, the Democratic incumbent, is an institution in Pennsylvania. His Republican opponent is David McCormick, ...

On November 5, Pennsylvanians will have a chance to vote for who will represent them in the U.S. Senate for the next six ...

Casey, perhaps Pennsylvania’s best-known politician and the son of ... is making his second run for the Senate after losing ...

HARRISBURG — Republican David McCormick has won Pennsylvania's pivotal U.S. Senate seat, as the former CEO of the world's ...

Republican Dave McCormick showed three-term Democratic Sen. Bob Casey the door in the Keystone State’s high-stakes Senate race, bringing a Pennsylvania political dynasty to ...

Vulnerable Pennsylvania Democratic Sen. Bob Casey seems fine with voters casting ballots for third-party foes — so long as ...

Close loss brings the curtain down on 28 years in statewide office for Sen. Robert Casey Jr., and, maybe, a Pennsylvania ...

McCormick cut into Casey's leads in Philadelphia and its suburbs and built leads in the more GOP-leaning parts of ...

Pennsylvania voters head to the polls Tuesday and there's more on the ballot than just the presidential race this year.