Republican Senators John Thune of South Dakota, John Cornyn of Texas, and Rick Scott of Florida were all vying for the top leadership spot in the U.S. Senate. However, in a closed-door vote on Wednesday, Thune was selected as the winner.

Republicans have won enough seats to control the House of Representatives, completing the party’s sweep into power and securing their hold on both chambers of Congress and the White House. Republicans gained control of the Senate last week.