NEW STORY: Republican Dave McCormick flips pivotal Pennsylvania Senate seat, defeating Bob Casey Pennsylvania’s three-term ...

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

McCormick filed a lawsuit Friday in Philadelphia, challenging the thousands of provisional ballots that city elections officials began counting earlier in the morning.

Republican David McCormick declared victory Friday morning in his tight U.S. Senate race against incumbent Democrat Sen. Bob ...

Pennsylvania's U.S. Senate contest between Democratic incumbent Bob Casey and Republican challenger David McCormick was still ...

David McCormick filed a lawsuit challenging at least 15,000 provisional ballots in Philadelphia in the Pennsylvania Senate ...

At issue are provisional ballots provided to Philly voters who originally used mail-in ballots which were invalidated. The ...

Pennsylvania Sen.-elect David McCormick struck a conciliatory tone during his victory speech from Pittsburgh on Friday, ...

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

McCormick was declared the winner over Bob Casey Jr. in the race for U.S. Senate, but Casey has yet to concede, noting the presence of so many uncounted ballots.

Race between Senator Bob Casey and challenger Dave McCormick may trigger an automatic recount if the vote tally ends up too close.

U.S. Senate candidate David McCormick of Pennsylvania sought a court order to allow the Republican to make mass challenges to ...