HARRISBURG (AP) — Pennsylvania’s U.S. Senate race between three-term Democratic Sen. Bob Casey and Republican challenger David McCormick could help Republicans pad their newfound majority in the ...

The U.S. Senate election in Pennsylvania between Democratic incumbent Sen. Bob Casey and Republican David McCormick is headed ...

Republican David McCormick has won Pennsylvania’s pivotal U.S. Senate seat, as the former CEO of the world’s largest hedge ...

Pennsylvania Republican Senate candidate David McCormick filed two lawsuits challenging provisional ballots in Philadelphia, ...

McCormick declared victory in the Pennsylvania race but is seeking to challenge provisional ballots in the Democratic stronghold.

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 ...

WASHINGTON (AP) — Republican David McCormick cut into Democratic Sen. Bob Casey's support in Philadelphia and its populous suburbs and built leads in the more GOP-leaning parts of the state ...

(AP Photo/Matt Rourke) Republican Pennsylvania Senate candidate David McCormick, left, arrives to speak with his wife, Dina Powell, during an election night watch party, Wednesday, Nov. 6 ...

(AP Photo/Matt Rourke) Republican Pennsylvania Senate candidate David McCormick, left, arrives to speak with his wife, Dina Powell, during an election night watch party, Wednesday, Nov. 6 ...

Hours of closed-door huddling with the trio of contenders fielding questions offered few clues to senators over who will ...

HARRISBURG, Pa. (WPVI) -- Republican Dave McCormick has declared victory over Democratic Senator Bob Casey in Pennsylvania's pivotal U.S. Senate seat. The Associated Press called the race for ...