Robert Kerby coordinates the next course of action with the disaster control group during an Oil Spill Response Exercise Nov. 29 at Langley Air Force Base, Va. The oil spill exercise was designed to test the reaction and response times as well as recovery process of Langley AFB members if an environmental mishap were to take place on the installation. Mr. Kerby was the the on scene commander during the base's Oil Spill Response Exercise. (U.S. Air Force photo/Staff Sgt. Samuel Rogers)