Who senators choose, and whether Trump ultimately endorses a candidate in the final hours, could set the tone for Trump’s attempts to assert control over the legislative branch.

Robert F. Kennedy Jr., a lifelong Democrat turned independent turned Trump supporter, expressed support for challenger Rick Scott.

U.S. President-elect Donald Trump's Republicans on Tuesday inched closer to winning a majority in the House of Representatives and with it full control of Congress, which would give Trump power to advance his agenda when he returns to the White House in January.

In the first seriously contested Senate Republican leadership election in decades, three senators are vying to replace longtime GOP leader Mitch McConnell when he steps down from the post at the beginning of next year.

As Senate Republicans prepare to vote Wednesday on a new majority leader, Trump is already weighing in with demands for recess appointments.

John Thune of South Dakota, John Cornyn of Texas and Rick Scott of Florida are running in a secret ballot election Wednesday to lead the GOP conference and replace longtime GOP leader Mitch McConnell,

House Republicans are on the brink of clinching unified GOP control over Washington under President-elect Donald Trump, awaiting wins in just four of the chamber’s 16 remaining uncalled races.With 218 seats needed to control the 435-member House,

Fox News’ Chad Pergram reports the latest on Republican lawmakers' efforts to choose the best Senate majority leader to work alongside President-elect Trump.