Nellis AFB officials host joint training exercise for local canine units
Lauren Marakas questions Ruthie to find where explosives are hidden Dec. 16, 2010, at Nellis Air Force Base, Nev., during a joint explosive detection training exercise. Mrs. Marakas is a senior special agent canine handler from the Bureau of Alcohol, Tobacco, Firearms, and Explosives, and Ruthie is an explosives detection canine. (U.S. Air Force photo/Senior Airman Brett Clashman)