Three key panels are addressing some of the thorniest issues poised to make or break the Republicans' massive bill for Trump's agenda.

Republicans are steering clear of dramatic Medicaid cuts in their spending bill, instead opting for smaller changes backed by moderate and swing-state members who had balked at the prospect of slashing a program that covers more than 70 million low-income and disabled Americans.

House GOP plows ahead to advance key components of its bill to fund Trump’s agenda -- including taxes and Medicaid cuts -- even as they remain at odds within.