DUSK DUTY Two U.S. Army soldiers standby to hook up sling load cables to a CH-47F Chinook helicopter in Baghdad, Aug. 15, 2009. The soldiers, assigned to the 1st Cavlary Division's 1st Air Cavalry Brigade, provided instruction and two helicopters to support the 1st Brigade Combat Team sling load and rigging training. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 679320-V-GDO04-548.jpg Photo Gallery