U.S. Air Force Col. Clinton Ross, 633rd Joint Base Langley-Eustis installation commander, speaks with Airmen about the automatic transfer switch during a Phase Two exercise at JBLE, Virginia, Nov. 19, 2020. The switch upgrade mitigates environmental hazards and safeguards the life, safety and health of military family housing residents. (U.S. Air Force photo by Senior Airman Alexandra Singer)