GRENADE TRAINING U.S. Army Spc. Justin Dreyer learns how to fire a rocket-propelled grenade launcher from a Romanian soldier during a cross-training event at the Bardia Firing Range near Contingency Operating Base Adder, Iraq, Jan. 21, 2009. Dreyer is assigned to the 1st Cavalry Division's Special Troops Battalion, 4th Brigade Combat Team. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 824759-W-NSI29-199.jpg Photo Gallery