Republican David McCormick cut Democratic Sen. Bob Casey’s leads in Philadelphia and its populous suburbs and built leads in ...

Millions from GOP megadonors have helped McCormick offset a smaller fundraising haul. This combination of photos taken in Pennsylvania shows Sen. Bob Casey, D-Pa., left, at a campaign event, Sept. 13, ...

Republican David McCormick defeated three-term Democratic Sen. Bob Casey in Pennsylvania, the Associated Press projected, ...

The Republican U.S. Senate candidate made an appeal to moderation during one of his final pitches to voters Wednesday night ...

Another election is in the books in Western Pennsylvania ... were also in play. Republican David McCormick held a slight edge over Democratic incumbent U.S. Sen. Bob Casey early Wednesday morning ...

Will Pennsylvania have recount? Senate race called for David McCormick Bernie Sanders "would ... sticking point for some voters in the state's western region, where fracking is a significant ...

U.S. Senate candidate David McCormick of Pennsylvania sought ... Danielle Trenney, a 39-year-old project manager from western Pennsylvania, is so anxious about the U.S. presidential election ...

WASHINGTON — Republican David McCormick cut Democratic Sen. Bob Casey's leads in Philadelphia and its populous suburbs and ...

Megadonor money is flooding the Pennsylvania Senate race between three-term incumbent Democrat Bob Casey and Republican challenger David McCormick ... $55 million in fundraising between January ...

(AP Photo/Matt Rourke) Republican Pennsylvania Senate candidate David McCormick, left ... the central areas around Penn State University to Western Pennsylvania. He lost Philadelphia and its ...

WASHINGTON (AP) — Republican David McCormick cut into Democratic Sen ... to the central areas around Penn State University to Western Pennsylvania. He lost Philadelphia and its suburbs, but ...