The bill would extend tax cuts from Trump’s first term and slash more than $1.1 trillion from Medicaid and other health-care programs.

The fate of President Donald Trump's megabill remains unclear after an all-nighter by the Senate, where Republican infighting is threatening the legislation's path to passage.A "vote-a-rama" on proposed amendments to the giant tax and immigration bill stretched more than 24 hours.

Only six months into the job, Senate Majority Leader John Thune faces a massive challenge as he tries to quickly pass President Donald Trump’s sprawling tax and spending cuts package.