McCormick concedes to Oz in Pennsylvania GOP Senate primary

Former hedge fund CEO David McCormick conceded the Republican primary in Pennsylvania for U.S. Senate to celebrity heart surgeon Dr. Mehmet Oz, ending his campaign Friday night as he acknowledged an ongoing statewide recount wouldn't give him enough votes to make up the deficit.

Pa. GOP Senate primary: Oz, McCormick still neck and neck

Vote counting in Pennsylvania's Republican primary for the U.S. Senate dragged into a third day as Dr. Mehmet Oz and former hedge fund CEO David McCormick remained essentially tied with thousands of ballots left to tally.