Pool Table Searched Army Pfc. Brad Bourne commands Darla, a military working dog, to search during explosives and illicit drugs detection training at Joint Base Elmendorf-Richardson, Alaska, March 21, 2017. Bourne and Darla are assigned to the 549th Military Working Dog Detachment. Air Force photo by Justin Connaher SHARE: Download: Full Size (1.95 MB) Tags: Military Working Dog, Soldiers, Army, training Credit: Justin Connaher VIRIN: 170321-F-LX370-0189A.JPG Photo Gallery