ROCK TEMPEST U.S. Army soldiers train Afghan troops in preparation for Operation Rock Tempest in Konar province, Afghanistan, April 11, 2008. The U.S. soldiers are assigned to the 173rd Airborne Brigade's 2nd Battalion, 503rd Infantry Regiment. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 625442-O-XNL16-888.jpg Photo Gallery