Ghillie Guise Marine Corps Lance Cpl. Trent Nowortya crawls out of a mud pit during training at Marine Corps Base Camp Pendleton, Calif., Oct. 13, 2017. Marines wore ghillie suits, a type of camouflage clothing, during the exercise. Marine Corps photo by Sgt. Allison M. DeVries SHARE: Download: Full Size (1.92 MB) Credit: Sgt. Allison DeVries VIRIN: 171013-M-MN153-0086C.JPG Photo Gallery