A nurse walks inside a temporary Emergency Room, built into a parking garage at Providence Cedars-Sinai Tarzana Medical Center in Tarzana, California on January 3, 2021. - (Photo by Apu GOMES / AFP) (Photo by APU GOMES/AFP via Getty Images) LOS ANGELES - California hospitals struggling with a skyrocketing coronavirus surge are trying to prepare for the possibility that they may have to ration care for lack of staff and beds — and hoping they don’t have to make that choice.The state avoided surging cases for months, but now the virus is raging out of control there and across the nation in the wake of Thanksgiving holiday gatherings that authorities say vastly spread infections.