Republican Dave McCormick defeated incumbent Democratic Sen. Bob Casey in Pennsylvania’s pivotal Senate race, the Associated Press projected Thursday evening, delivering the GOP yet another win after it regained control of the Senate. McCormick’s ...

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

Pennsylvania Sen. Bob Casey, a stalwart moderate who rose to power on the heels of his late father’s political legacy, has lost his reelection bid, the Associated Press has called. The three-term incumbent was challenged by former hedge fund executive Dave McCormick in what became a surprisingly competitive race.