Staff Sgt. David Hornsby and his special security dog Liza are hoisted into a helicopter. U.S. Army Staff Sgt. David Hornsby and his special security dog Liza are hoisted into a helicopter during a canine-hoist training mission outside of Bagram Airfield, Afghanistan, on July 15, 2007. Hornsby and Liza are attached to the101st Air Assault Division. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 304431-P-QXF63-701.jpg Photo Gallery