Senate Republican leaders continue to scrounge for votes to pass Donald Trump’s $3.3 trillion tax and spending bill as lingering intraparty fights threaten to upend the legislative centerpiece of the president’s domestic agenda.

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

President Trump’s megabill encompassing his domestic agenda on Monday inched closer to becoming law as Republican senators sifted through familiar procedural hurdles toward a final vote on legislation that would dramatically transform the tax code and Medicaid.