Health care advocates are celebrating Oklahoma voters’ move to defy state leadership and expand Medicaid under the Affordable Care Act, which is expected to provide health care to about 200,000 Sooners. Under the new constitutional amendment, the state now has 90 days to apply for an expansion that will start by July 1, 2021, and the language bars the state from seeking policies that make it more difficult for people to qualify for Medicaid than they would under existing requirements...