Within the year, the lines were drawn in an all-too-familiar way: almost all the states of the former Confederacy refused to expand Medicaid, while most other states did. Without Medicaid expansion, people of color in those states struggle more—they are the ones most likely to be denied health benefits on the job—but white people are still the largest share of the 4.4 million working Americans who would have Medicaid if the law had been left intact.

