Nurses check registration lists before testing patients for coronavirus at the University of Washington Medical Center on March 13 in Seattle. ( John Moore/Getty Images)

People with disabilities are asking the federal government to end policies by states and hospitals that could lead to the rationing of care — and deny them treatment for the coronavirus. Disability advocates have filed a complaint against Washington state, while other supporters of the community allege that similar policies target people with disabilities in New York, Alabama, Tennessee, Utah, Minnesota, Colorado and Oregon.