Registered nurse Bryan Hofilena attaches a "COVID Patient" sticker on a body bag of a patient who died of coronavirus at Providence Holy Cross Medical Center in Los Angeles, Tuesday, Dec. 14, 2021. Many hospitals across the country are struggling to cope with burnout among doctors, nurses and other workers. Already buffeted by a crush of patients from the ongoing surge of the coronavirus’s delta variant, they’re now bracing for the fallout of another highly transmissible mutation. (AP Photo/Jae C. Hong)