Incumbent Democrat Bob Casey and Republican challenger Dave McCormick are now separated by about 40,000 votes. McCormick declared victory after the Associated Press projected him the winner last week.

Despite not receiving an invite from Democratic Senate Majority Leader Chuck Schumer, McCormick was photographed at Senate ...

Democrat Sen. Bob Casey Jr. still refuses to concede his race against Republican Dave McCormick, even though The Associated ...

Ex-hedge fund CEO Dave McCormick has declared victory while Senator Bob Casey has yet to concede despite a narrow path, ...

Tuesday is the deadline for voters with problems with their mail-in and provisional ballots to get them fixed.

Philadelphia radio host Rich Zeoli discusses Sen. Bob Casey's reluctance to concede the Pennsylvania Senate race to ...

NBC News hasn't called the Senate race in Pennsylvania, where Democrats are holding out hope even as Republican Dave ...

GOP businessman Dave McCormick slightly widened his lead over Pennsylvania Sen. Bob Casey in the vote count this past weekend ...

Senate Majority Leader Schumer is not inviting the apparent senator-elect from Pennsylvania, Dave McCormick, to the Senate ...

Veep Kamala Harris conceded to President-elect Donald Trump last week, but that hasn’t stopped her from trying to beef up her ...

"I want to start with just a message of absolute gratitude," said Republican David McCormick as he declared victory against ...

Republican U.S. Senate candidate Dave McCormick filed a pair of lawsuits against the Philadelphia County election board and Philadelphia’s three city commissioners challenging up to 20,000 uncounted ...