0504-N-IT566-230 CAMP SHELBY, Miss. (May 4, 2016) Seabees assigned to Naval Mobile Construction Battalion 11 use a walk behind concrete saw to cut around a small crater during an airfield damage and repair (ADR) exercise. The Seabees are working with Explosive Ordnance Disposal Mobile Unit 2 to develop new tactics, techniques and procedures to improve the way they conduct ADR. (U.S. Navy Combat Camera photo by Mass Communication 1st Class David Kolmel/FOUO)