VMFA-121 trains to fuel airpower in contaminated environment U.S. Marine Corps Cpl. Laren Kenison, a powerline mechanic with Marine Attack Squadron (VMFA) 121, prepares to fuel an F-35B Lightning II while wearing Mission Oriented Protective Posture gear level four during a training exercise at Marine Corps Air Station Iwakuni, Japan, Nov. 15, 2017. The exercise trains Marines to keep aircraft in the fight while working inside a simulated-hazardous environment, and itenables Marines to refine their standard operating procedures while familiarizing them to operate in gear they aren’t used to. SHARE: Download: Full Size (1.43 MB) Credit: Cpl. Carlos Jimenez VIRIN: 171115-M-ZZ999-0004.JPG Photo Gallery