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.

but most already have their eyes on a different election set to take place Wednesday to determine the new party leader in the chamber. Three senators are running to replace Mitch McConnell, who has served atop the Senate Republican Conference for a record ...

Following the election, Republicans will control the Senate with a 53 to 47 majority, but one question remains -- who will become the new Senate majority leader? Outgoing leader Mitch McConnell will remain in Congress but will step aside as the longest serving party leader in history.