Two House Democrats have been ousted by their Republican challengers in Pennsylvania, bolstering the GOP’s chances of defending its slim majority as it inches closer to the 218-seat threshold. Republican candidate Ryan Mackenzie defeated three-term incumbent Rep.

Republican leaders projected confidence Thursday that they will keep control of the U.S. House as more races were decided in their favor, while Democrats insisted they still see a path toward the majority and sought assurances every vote will be counted.