Washington( CNN) It’s time to vote.

Majority Leader Mitch McConnell has the Senate set to vote Tuesday on the first great test for the GOP effort to repeal and supplant Obamacare. It’s a vote on the motion to proceed to debate and amendments on the House-passed health care bill( i.e. the AHCA .)

McConnell needs 50 out of the 52 Senate Republicans to support him. Here’s everything else you need to know for today:

McCain returning to Senate for critical vote

Trump to Tom Price: Get elections or you’re fired