The Associated Press declared Republican Dave McCormick the winner on Nov. 7. But the closeness of the results have triggered an automatic recount.

Republicans are going to court in Pennsylvania amid vote counting in the U.S. Senate election between Democratic Sen.

Bucks County commissioners voted to count ballots lacking proper signatures, violating a Pennsylvania Supreme Court ruling earlier this year. The three-member board voted two to one to count these illegal ballots in the Senate race recount.

An automatic recount has been triggered in the U.S. Senate race in Pennsylvania between Bob Casey and Dave McCormick. Here's how the recount will work.

The U.S. Senate election in Pennsylvania between Democratic Sen. Bob Casey and Republican challenger David McCormick is officially heading for a recount. The secretary of the commonwealth announced on Nov. 13 that a statewide recount is legally required based on the race’s unofficial results — which have Casey narrowly trailing McCormick.

Republicans asked the Pennsylvania Supreme Court Thursday to again ensure that mail ballots with a missing or improper date are not counted in this year’s election, accusing multiple counties of

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

The U.S. Senate election in Pennsylvania between Democratic incumbent Sen. Bob Casey and Republican David McCormick is headed for a statewide recount, as counties continued Wednesday to sort through outstanding ballots and the campaigns jousted over which ones should count.

The U.S. Senate race between Republican Dave McCormick and Democratic Sen. Bob Casey will go through a recount after the senator declined to waive one Wednesday.

CBS News has not issued a projection in the race. Pennsylvania Secretary of the Commonwealth Al Schmidt announced Wednesday afternoon that unofficial results in the race have triggered a statewide recount. That's because vote totals for McCormick and Casey ...