Georgia Gov. Brian Kemp greets supporters after he speaks during a news conference at the State Capitol on Saturday, April 3, 2021, in Atlanta, about Major League Baseball's decision to pull the 2021 All-Star Game from Atlanta over the league's objection to a new Georgia voting law. (AP Photo/Brynn Anderson)

Carol Kelly, left, receives a Moderna variant vaccine shot from registered nurse Mary Bower at Emory University's Hope Clinic, Wednesday afternoon, March 31, 2021, in Decatur, Ga. Kelly was the first person to receive a shot in this new clinical trial. (AP Photo/Ben Gray)