A small margin in votes separating incumbent Democratic Sen. Bob Casey from Republican challenger David McCormick Jr. has ...

Casey has refused to concede despite multiple outlets calling the race for David McCormick, with the recount due to be ...

Pennsylvania Sen. Bob Casey accused Republican challenger Dave McCormick of trying to "disenfranchise" voters through ...

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

The campaigns of Democratic U.S. Sen. Bob Casey and Republican challenger David McCormick both came up empty Wednesday at a ...

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

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

As of Wednesday, McCormick led Democratic incumbent Senator Bob Casey by about 28,000 votes out of more than 6.9 million ...

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

Who senators choose, and whether Trump ultimately endorses a candidate in the final hours, could set the tone for Trump’s ...

Legal challenges are expected surrounding the more than 3,000 additional ballots. Also still uncounted are 1,600 overseas and ...