Incumbent U.S. Sen. Robert P. Casey's camp has not waived its right to a statewide recount in the tight Pennsylvania Senate race, but it's worth noting that no recounts in modern history have ever changed a statewide outcome.

In the race for a critical Senate seat, Pennsylvania incumbent Bob Casey Jr. was challenged by Republican Bob McCormick.

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.