Republican car dealer and blockchain entrepreneur Bernie Moreno defeated Senate Banking Chairman Sherrod Brown in Ohio, ousting the Democratic party’s most prominent populist and putting the GOP on course toward a Senate majority.

COLUMBUS, Ohio (AP) — Three-term Democratic U.S. Sen. Sherrod Brown of Ohio faces perhaps the toughest reelection challenge of his career Tuesday in the most expensive Senate race of the year as control of the chamber hangs in the balance.

Voters have elected Republican Bernie Moreno to represent Ohio in the U.S. Senate according to projections from the Associated Press based on unofficial results. Moreno defeated incumbent Democratic U.