Republicans say that able-bodied adults who don’t work would lose Medicaid coverage under the House tax-cuts-and-spending bill, while Democrats say the legislation would hurt vulnerable groups. The bill’s main target is those able-bodied adults, but other groups would lose coverage due to paperwork burdens and other provisions in the bill, health policy experts say. The majority of coverage losses under the bill would come from those who became eligible for Medicaid due to an expansion of...