Travis AFB exercise
U.S. Air Force Staff Sgt. Alvin Perez, left, 60th Aerospace Medicine Squadron medical technician, administers an influenza vaccination to Tech. Sgt. Emanuel Espino-Mata, right, 60th Operations Support Squadron noncommissioned officer in charge of Survival, Evasion, Resistance and Escape operations, during a base exercise Nov. 5, 2019, at Travis Air Force Base, California. The exercise tested Team Travis’ ability to respond to a public health emergency in the event of an actual health crisis. (U.S. Air Force photo by Heide Couch)