Here’s a look at what the leader does, the three front-runners and what Trump has said. The Senate majority leader is the highest-ranking official in the upper chamber and is responsible for working with each committee to develop legislation and ...

John Cornyn is running to succeed Mitch McConnell after years waiting in his shadow. But the far-right, in Texas and Washington, are putting up a fight.

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.