Republican David McCormick defeated three-term Democratic Sen. Bob Casey in Pennsylvania, the Associated Press projected, underscoring the battleground state’s red shift this year while expanding the GOP’s Senate majority in the next Congress.

Republican David McCormick has won Pennsylvania’s pivotal U.S. Senate seat, as the former CEO of the world’s largest hedge fund beat three-term Democratic Sen. Bob Casey in Tuesday’s election after accusing the incumbent of supporting policies that led to inflation,

David McCormick was one of two former Connecticut residents to face allegations of carpetbagging in other state's U.S. Senate races this year.