With Sens. Rand Paul and Thom Tillis opposed to the package, GOP leaders can afford only one more defection. And multiple Republicans aren't yet sold on the measure.

The Senate is set to go through a vote-a-rama on amendments to the Trump tax, spending and policy package. Here's what to know about the tradition.

Republicans secure crucial Senate victory for Trump's legislative package featuring tax cuts, spending reductions and immigration funding, with the bill now facing House scrutiny.