The Associated Press called the race for Republican David McCormick when Casey was trailing him by about 30,000 votes.

McCormick’s projected victory marks a pivotal moment for the Republican Party, solidifying their gains in what was one of the ...

Republican David McCormick has won Pennsylvania’s pivotal U.S. Senate seat, beating three-term Democratic Sen. Bob Casey ...

Dave McCormick has been declared the winner in Pennsylvania’s hotly-contested U.S. Senate race over three-term incumbent ...

Republican Dave McCormick appeared to win a major upset in Pennsylvania, beating three-term incumbent Bob Casey. The victory ...

Republicans continued to grow their majority in the Senate after news outlets projected challenger Dave McCormick to unseat ...

Republican David McCormick defeated three-term Democratic Sen. Bob Casey in Pennsylvania, the Associated Press projected, ...

McCormick accused Casey of being weak and a career politician. Casey called McCormick a wealthy, carpetbagging ex-hedge fund ...

NEW STORY: Republican Dave McCormick flips pivotal Pennsylvania Senate seat, defeating Bob Casey Pennsylvania’s three-term ...

Republican U.S. Senate candidate Dave McCormick and wife Dina Powell thank supporters after declaring victory in a closely ...

"While votes continue to be counted, any way you slice it, Dave McCormick will be the next United States Senator from ...