MOODY AIR FORCE BASE, Ga. -- Senior Airman Troy Morgan, 23rd Civil Engineer Squadron environmental control journeyman, holds an ultra-low volume space sprayer as Airman Corey Ryerson, 23rd CES environmental control apprentice, pours a pyrethrim insecticide in the mixing room of the Entomology flight here. The base Entomology Flight is responsible for insect and rodent control. (U.S. Air Force photo by Senior Airman Elizabeth Rissmiller)