U.S. Air Force Gen. Mark Kelly, commander of Air Combat Command, is greeted by the 20th Medical Group’s COVID-19 Response Cell at Shaw Air Force Base, South Carolina, Nov. 5, 2020. In response to COVID-19, the 20th MDG has been selected to be part of Project Brown Herrin, an electronic surveillance program that is sent out to 400 members every two weeks. (U.S. Air Force photo by Airman 1st Class Destani K. Matheny)