Next round of COVID-19 shots in fall will target latest omicron strain

FILE - Pfizer, left, and Moderna bivalent COVID-19 vaccines are readied for use at a clinic, Nov. 17, 2022, in Richmond, Va. The Food and Drug Administration on Friday, June 16, 2023, told COVID-19 vaccine makers to update fall shots to target the latest omicron strain. (AP Photo/Steve Helber, File)