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.

Debates on and off the Senate floor stretched through a third consecutive night as the House GOP gets ready to push for its own floor vote.

US Senate Republicans were still trying to pass President Donald Trump’s sweeping tax-cut and spending bill early on Tuesday morning, despite divisions within the party about its expected $3.3 trillion hit to the nation’s debt pile.