Keywords: Green Artillery Machine (11450980293).jpg Marines with 5th Battalion 11th Marine Regiment fire the M777A2 Howitzer during Steel Knight 2013 aboard Marine Corps Air Ground Combat Center Twentynine Palms Calif Dec 12 2013 Exercise Steel Knight 14 is a 1st Marine Division exercise conducted to successfully demonstrate the capability to exercise command and control over forces in a distributed environment with long range movement while conducting offensive and defensive maneuver and operations integrated with supporting arms U S Marine Corps photo by Cpl Ismael E Ortega/Released https //www flickr com/photos/marine_corps/11450980293/ Green Artillery Machine 2013-12-13 00 15 https //www flickr com/people/40927340 N03 Marines from Arlington VA United States PD-USGov United States Marine Corps Official Page https //flickr com/photos/40927340 N03/11450980293 2016-09-03 22 13 05 United States Government Work Steel Knight 14 |