GOP businessman Dave McCormick has won a spot in the U.S. Senate on his second attempt, unseating longtime Pennsylvania Sen.

Sen. Bob Casey is not giving up on retaining his U.S. Senate seat. The three-term Democrat is currently locked in a tight ...

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

The Pennsylvania Senate race is heading for a recount as Republican Dave McCormick continues to lead Sen. Bob Casey (R-Pa.) ...

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

The U.S. Senate race in Pennsylvania will now go to a recount, Secretary of the Commonwealth Al Schmidt has announced.

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

Pennsylvania's nationally-watched U.S. Senate contest between GOP businessman Dave McCormick and three-term incumbent Sen.

The race between Senator Bob Casey and Dave McCormick takes another turn as an automatic recount of all Pennsylvania votes is ...

Secretary of the Commonwealth Al Schmidt said vote totals fall within the one-half of 1 percent margin, which triggers a ...

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

According to the Pennsylvania Department of State, Casey received 3,350,972 (48.5%) votes and McCormick 3,380,310 (48.93%).