A new analysis showing the legislation would be far more expensive than the House version could complicate its chances of final passage in that chamber, where fiscal hawks have said the cost must not grow.

The Senate has started formal debate on the Trump administration's budget reconciliation bill after lawmakers spent 16 hours reading the entire measure aloud on the Senate floor.

Amid a budget bill battle on Capitol Hill, an obviously frustrated U.S. Sen. John Fetterman told reporters that he wants “to go home” and lamented missing a family vacation. “Oh, my god, I just want to go home,” Fetterman told reporters on Monday. “I’ve missed our entire trip to the beach.”