The state Department of Health is investigating a doctor accused of ordering potentially fatal doses of the powerful painkiller fentanyl for 27 gravely ill patients who died at an Ohio hospital system.
Arizona has become the only state in the country where members of federally recognized tribes are exempt from work or volunteer requirements for Medicaid benefits, while 120,000 state residents risk losing health coverage if they don't comply.
Fifteen people have been charged in an investigation of how Flint's water became contaminated with lead in 2014-15 and a related outbreak of Legionnaires' disease. Seven people have pleaded no contest to misdemeanors in deals that will leave them without a criminal record.
Michigan's attorney general in 2016 promised to investigate "without fear or favor" the scandal over Flint's lead-tainted drinking water and pledged that state regulators would be locked up for fudging data and misleading the public.