TROOP TIME U.S. Army Gen. David H. Petraeus, commander of U.S. and international forces in Afghanistan, addresses troops during his visit to Forward Operating Base Lagman. Afghanistan, Jan. 17, 2011. The soldiers are assigned to the 2nd Stryker Cavalry Regiment. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 279429-Q-RZA62-575.jpg Photo Gallery