VMFA-121 trains to fuel airpower in contaminated environment Marine Corps Cpl. Laren Kenison prepares to fuel an F-35B Lightning II aircraft while wearing full protective gear during a training exercise at Marine Corps Air Station Iwakuni, Japan, Nov. 15, 2017. The exercise trained Marines to keep aircraft in the fight while working in a hazardous environment. Kenison is a powerline mechanic with Marine Attack Squadron 121. Marine Corps photo by Cpl. Carlos Jimenez SHARE IMAGE: Download Image: Full Size (1.43 MB) Photo By: Cpl. Carlos Jimenez VIRIN: 171115-M-ZZ999-0004.JPG Photo Gallery