Force protection

Senior Airman Mario Fajardo stands guard while on duty Jan. 25 at Davis-Monthan Air Force Base. 355th Security Force squadron is responsible for the worldwide force protection and security of seven flying squadrons and 4,400 tactical and stored aircraft on Davis-Monthan AFB worth more than 32.3 billion dollars. Airman Fajardo is with the 355th Security Forces Squadron. (U.S. Air Force photo/Airman 1st Class Melissa Copeland)