Copyright 2024 The Associated Press. All Rights Reserved. Republican Pennsylvania Senate candidate David McCormick speaks during an election night watch party ...

Republican U.S. Senate candidate Dave McCormick on Thursday appeared to declare victory in his race against Democratic incumbent Bob Casey Jr. despite The Associated Press not having called the race and the possibility that the narrow margin triggers Pennsylvania’s automatic recount process.

HARRISBURG, Pa. — After days of the race being too close to call, the Associated Press named Republican Dave McCormick the winner in the race for one of Pennsylvania’s two seats in the U.S. Senate, defeating incumbent Democrat Bob Casey.