Tensions rose and emotions flared as the hours dragged on into early Wednesday morning. House Republicans are working to push President Donald Trump’s signature legislative package through a gauntlet of committees and mounting opposition from Democrats, advocacy groups and even some wary Republicans themselves.

Tax breaks tallying more than $5 trillion — but also sizable reductions in Medicaid health care, food stamps for older Americans and green energy strategies to fight climate change — are all up for debate Tuesday as the House Republicans launch marathon public hearings on their “big,

House Republicans on Tuesday will seek to reverse the trend of rising Medicaid spending with reforms some fiscal hawks say don’t go far enough and Democrats have decried as too harsh. The House Energy and Commerce Committee will hold a markup hearing Tuesday afternoon on a significant healthcare section of President Donald Trump’s agenda,

The legislation would cause at least 8.6 million to lose health insurance in 2034, according to CBO projections.