SPANGDAHLEM AIR BASE, Germany -- Airman 1st Class Elizabeth McCasland, 52nd Civil Engineer Squadron pest controller, sprays pesticide on a wasp nest in the ground here Aug. 15. The 52nd Civil Engineer Squadron Pest Management Flight specializes in ridding the base of insects, rodents and other animals that may pose harm to base members and daily mission operations. (U.S. Air Force photo/Staff Sgt. Nathanael Callon)