Bob Casey Jr. entered the U.S. Senate 18 years ago as a pro-life Democrat opposed to same-sex marriage and resistant to new ...

Longtime Democratic Pennsylvania Sen. Bob Casey and Republican challenger Dave McCormick squared off in their second Senate ...

Three-term U.S. Sen. Bob Casey (D-Pa.) had the strongest fundraising quarter of his career, doubling what Republican ...

The second and final debate of Pennsylvania’s nationally watched U.S. Senate race in many ways felt like a rerun of the fiery ...

The battle for Pennsylvania’s 19 electoral votes may garner the most headlines nationwide, but the race for its U.S. Senate ...

Dave McCormick has closed the gap in Pennsylvania’s U.S. Senate race against Bob Casey, according to a new Emerson College ...

Both campaigns have said they expect the U.S. Senate race in Pennsylvania to be decided by a razor-thin margin.

Senator Bob Casey and Dave McCormick hit the campaign trail the morning after a very spirited debate in their U.S. Senate ...

Here's a look at the experience and background of the Democratic and Republican candidates along with where they stand on ...

Attacks by McCormick: an accusation about Chinese lobbying money plus a gratuitous insult about Punxsutawney Phil. The AP ...

The Associated Press has presented its spin on the first Bob Casey-Dave McCormick debate ( “Casey, McCormick hammer home ...