Democratic incumbent Sen. Bob Casey Jr. faces a well-financed challenge from Republican Dave McCormick in Pennsylvania’s ...

Republican Dave McCormick clings to a one-point lead over incumbent Democratic U.S. Sen. Bob Casey Jr. early Wednesday.

New Jersey Sen. Cory Booker traveled across the Delaware River to support his colleague, Pennsylvania Sen. Bob Casey, inside ...

It was an ascendant night in Pennsylvania for Republicans statewide, with Democrats in Philadelphia largely retaining their ...

Vulnerable Pennsylvania Democratic Sen. Bob Casey seems fine with voters casting ballots for third-party foes — so long as ...

Pennsylvania U.S. Sen. Bob Casey Jr., a Democrat, once again offered his support for unions during a visit to Johnstown on ...

Pennsylvania U.S. Sen. Bob Casey Jr., a Democrat, once again offered his support for unions during a visit to Johnstown on ...

Pennsylvania has 19 Electoral College votes contributing to the presidential race making it one of the key swing states. The ...

The battle for control of the Senate is likely to come down to just a few races in an electoral landscape that suggests long ...

Pennsylvania voters head to the polls Tuesday and there's more on the ballot than just the presidential race this year.

The Pennsylvania GOP swept the statewide row office contests, maintained the majority of the state Senate, and may have swung ...