Mario Henderson leads chants of "save Medicaid," as other social service activists, Medicaid recipients and their supporters stage a protest outside the building that houses the offices of U.S. Sen. Thad Cochran, R-Miss., Thursday, June 29, 2017, in Jackson, Miss. Soaring prices and fewer choices may greet customers when they return to the Affordable Care Act’s insurance marketplaces in the fall of 2017, in part because insurers are facing deep uncertainty about whether the Trump administration will continue to make key subsidy payments and enforce other parts of the existing law that help control prices. (AP Photo/Rogelio V. Solis)