AIR ASSAULT Rangers rappel out the back of a CH-47 Chinook helicopter while participating in a combined arms live-fire exercise near Fort Stewart, Ga., Jan. 10, 2012. The Rangers are assigned to the 1st Battalion, 75th Ranger Regiment. The exercise is conducted to evaluate and train members on de-escalation of force, reactions to enemy contact, and other objectives that prepare them for forward operations. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 967103-C-GKP11-884.jpg Photo Gallery