Marines with 3rd Battalion, 11th Marine Regiment, display the Ground Renewable Expeditionary Electronics Network System during the Energy Capability Exercise, in alignment with the Great Green Fleet initiative, at Camp Wilson aboard the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Dec. 6, 2016. (Official Marine Corps photo by Cpl. Levi Schultz/Released) - Marines with 3rd Battalion, 11th Marine Regiment, display the Ground Renewable Expeditionary Electronics Network System during the Energy Capability Exercise, in alignment with the Great Green Fleet initiative, at Camp Wilson aboard the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Dec. 6, 2016. (Official Marine Corps photo by Cpl. Levi Schultz/Released)