In this July 27, 2020, file photo, nurse Kathe Olmstead prepares a shot that is part of a possi …

In this July 27, 2020, file photo, nurse Kathe Olmstead prepares a shot that is part of a possi ...

In this July 27, 2020, file photo, nurse Kathe Olmstead prepares a shot that is part of a possible COVID-19 vaccine, developed by the National Institutes of Health and Moderna Inc., in Binghamton, N.Y. Moderna said Monday, Nov. 16, 2020, its COVID-19 shot provides strong protection against the coronavirus that’s surging in the U.S. and around the world. (AP Photo/Hans Pennink, File)