Once a model, California now struggles to tame COVID-19

FILE - In this Dec. 18, 2020 file photo an unidentified patient receives oxygen on a stretcher, while Los Angeles Fire Department Paramedics monitor him outside the Emergency entrance, waiting for admission at the CHA Hollywood Presbyterian Medical Center in Los Angeles. After months spent tamping down surges and keeping the coronavirus at manageable levels, a variety of factors combined to bring California to a crisis point in the pandemic.