COVID-19 cases are rising sharply again — should we worry?

  • Passengers make their way through Delta Airlines Terminal Two at Los Angeles International Airport on Tuesday, April 19, 2022, in Los Angeles. Airports and airlines dropped their mask requirements after a Florida federal judge voided the Biden administration’s mask mandate for planes, trains and buses. (Gary Coronado/Los Angeles Times/TNS)

SAN JOSE, Calif. — Here we go again?