Pennsylvania will recount the race between incumbent Democratic Sen. Bob Casey and Republican David McCormick, who leads by ...

Republican David McCormick is projected to defeat Democratic Sen. Bob Casey in Pennsylvania's U.S. Senate race.

How the recount works “Pennsylvania state law since 2004 has required a recount in any statewide election where the margin between the top two candidates is less than 0.5%,” R ...

Pennsylvania’s Senate race is heading to a recount, which the narrow margin between Republican Dave McCormick and Democratic Sen. Bob Casey triggered automatically under state law.

With votes still being counted, here's a look at the key races that remain uncalled by the NBC News Decision Desk (read more ...

Republicans went to court in Pennsylvania on Thursday amid vote counting in the U.S. Senate election between Democratic Sen.