Marines conduct a simulated casualty evacuation during an Integrated Training Exercise on Marine Corps Air Ground Combat Center Twentynine Palms, Calif., July 19, 2015. Marines conduct a simulated casualty evacuation during an Integrated Training Exercise on Marine Corps Air Ground Combat Center Twentynine Palms, Calif., July 19, 2015. SHARE IMAGE: Download Image: Full Size (2.342549 MB) Tags: Photo Essays Photo By: VIRIN: 938793-Z-JWN56-190.jpg Photo Gallery