Trump on Saturday lashed out at Tillis, warning that he was making a “BIG MISTAKE” and calling him “a talker and complainer, NOT A DOER!” He celebrated the news of his retirement on Sunday night, but has not yet reacted publicly to the senator’s speech.

Senate Republicans hope they are hours away from passing their massive tax and immigration bill. But the outcome is far from certain.

The outcome was not yet in sight. Senate Majority Leader John Thune of South Dakota acknowledged the Republicans are “figuring out how to get to the end game.”