Army Maj. Gen. Russell Czerw, Fort Sam Houston, Texas, installation commander, teaches 5-year-old Gavin Cox how to shoot an M-9 pistol at the ES 2000 weapons training facility. Gavin also trained on an M-16 rifle and walked away with a marksmanship badge. Photo by Ed Dixon Army Maj. Gen. Russell Czerw, Fort Sam Houston, Texas, installation commander, teaches 5-year-old Gavin Cox how to shoot an M-9 pistol at the ES 2000 weapons training facility. Gavin also trained on an M-16 rifle and walked away with a marksmanship badge. Photo by Ed Dixon SHARE: Download: Full Size (4.91 MB) Credit: VIRIN: 052690-Q-SMW71-237.jpg Photo Gallery