PHILADELPHIA — Pennsylvania’s nationally watched U.S. Senate race is headed to a recount after incumbent Sen. Bob Casey did not waive an automatic recount. The Associated Press called the race last week for Republican Dave McCormick,

But as the final margins are still being tallied, the Senate race in Pennsylvania remains open with both candidates at odds over a projected victor in the close election.,On Thursday, the Associated Press called the race in favor of former hedge-fund CEO Dave McCormick,

Close loss brings the curtain down on 28 years in statewide office for Sen. Robert Casey Jr., and, maybe, a Pennsylvania political dynasty.