COVID-19

U.S. health officials call for booster shots against COVID-19

A man holds his shirt as he receives a vaccine.
From right, medical assistant Xe Thao administers a COVID-19 vaccination to Dr. Xoua Thao at United Family Medicine, on Jan. 20. U.S. health officials are recommending all Americans get COVID-19 booster shots to shore up their protection amid the surging delta variant and evidence that the vaccines’ effectiveness is falling.
Christine T. Nguyen | MPR News file