PARTNER EXERCISE An Iraqi mortarman takes cover after launching his first 81 mm round at a live-fire exercise near Nasiriyah, Iraq, Aug. 24, 2009. U.S. Army soldiers assigned to the 1st Battalion, 77th Armor Regiment partnered with Afghan soldiers to train and promote security. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 998696-E-ETZ91-786.jpg Photo Gallery