The Republican candidate led incumbent Bob Casey by over 25,000 votes as the tight race triggered an automatic recount.

In the race for a critical Senate seat, Pennsylvania incumbent Bob Casey Jr. was challenged by Republican Bob McCormick.

Dave McCormick's staffers say the legal dispute will have no bearing on the outcome of the U.S. Senate race against incumbent Bob Casey.

Republican Dave McCormick won the U.S. Senate election in Pennsylvania, Decision Desk HQ projected on Thursday, beating ...

Pennsylvania's US Senate race between incumbent Democrat Bob Casey and Republican challenger Dave McCormick is going to an automatic recount.

The secretary of the commonwealth says the unofficial results of Pennsylvania's U.S. Senate race have triggered a mandatory ...

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

The U.S. Senate race between Republican Dave McCormick and Democratic Sen. Bob Casey will go through a recount after the ...

Republican David McCormick cut into Democratic Sen. Bob Casey's support in Philadelphia and its populous suburbs and built ...

Pennsylvania’s incumbent U.S. senator just isn’t ready to let go. Bob Casey Jr., denied a third term in Washington by voters ...

The Associated Press called the race for McCormick on Nov. 7, projecting that he would defeat Casey by less than 30,000 votes ...

Republican Dave McCormick, an Army veteran and former hedge fund CEO, has unseated three-term Democratic Sen. Bob Casey Jr.