Viper Fuel Marine Corps Lance Cpl. Austin Carroll refuels an AH-1Z Viper during training at Marine Air Ground Combat Center Twentynine Palms, Calif., Oct. 16, 2020. SHARE: Download: Full Size (1.81 MB) Tags: training, Marine Corps, lethality Credit: Marine Corps Lance Cpl. Zachary Zephir VIRIN: 201016-M-EM580-1062F.JPG Photo Gallery