Holding down the fort
Airman 1st Class Christopher Blake inspects the entry and exit log during the operational readiness exercise to ensure accountability Nov. 6, 2009, Eielson Air Force Base, Alaska. It is one of his duties to remind people to sign in and out as they enter and exit the building. In addition, he secures the perimeter of the building as well as the inside and outside. The security team is the first line of defense for the occupants and equipment. (U.S. Air Force/ Airman 1st Class Janine Thibault)