U.S. Air Force Major Lidia Iyassu, 633rd Security Forces Squadron commander, renders a salute to Col. Allen Heritage, 633rd Mission Support Group commander as she assumed command of the 633rd SFS at Joint Base Langley-Eustis, Virginia, July 15, 2020. The change of command ceremony was streamed virtually because of Coronavirus precautions. (U.S. Air Force photo by Airman 1st Class Sarah Dowe)