LIGHTNING HAMMER U.S. Army Spc. Samuel Melendez of Bravo Troop, 5th Battalion, 73rd Cavalry Regiment, patrols a marsh outside Qubah, a small village in Diyala province, Aug. 19. The patrol was part of Operation Lightning Hammer, a maneuver to flush insurgents from the Diyala River Valley. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 037752-T-RNZ09-678.jpg Photo Gallery