A pharmacist injects a patient with a booster dosage of the Moderna COVID-19 vaccine at a vaccination clinic in Lawrence, Mass., on Wednesday, Dec. 29, 2021. U.S. regulators have authorized updated COVID-19 boosters, the first to directly target today's most common omicron strain. The move on Wednesday, Aug. 13, 2022, by the Food and Drug Administration tweaks the recipe of shots made by Pfizer and rival Moderna that already have saved millions of lives. (AP Photo/Charles Krupa) **FILE**
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