Airmen train
Senior Airman Ajay Cease and Airman 1st Class Alexandre Couture, both members of the 66th Security Forces Squadron, as well as Staff Sgt. David Clark, a member of the Judge Advocate Office, look over an unexploded ordnance field guide during a training exercise at Hanscom Air Force Base, Mass., Feb. 2. The training, known as the ability to survive and operate, or ATSO, prepares Airmen to operate in a deployed environment. (U.S. Air Force photo by Linda LaBonte Britt)