Democrats are closely monitoring five seats in California as crucial to winning back the House. Challengers are hoping to defeat the incumbent Republicans and flip the seats blue, but initial polling shows incumbents holding onto their seats by narrow margins.

Republicans won control of the Senate, CNN projects, a victory for the party that has been locked out of the majority in the chamber since 2021.

Control of the U.S. House of Representatives still hangs in the balance after Republicans won the Senate early Wednesday. Follow the latest AP race calls, results and updates on who's winning.