AdvertisementCOVID-19 Booster Shots Will Roll Out In September In The U.S.Updated August 18, 2021Scott NeumanfacebookEmailA health care worker fills a syringe with the Pfizer COVID-19 vaccine in July in New York. U.S. officials are recommending that Americans get COVID-19 booster shots to shore up their protection amid the surging delta variant and evidence the vaccines' effectiveness is falling. (AP)This article was originally published on August 18, 2021.