Staff Sgt. Matthew A. Ratliff, HMLA-773 aerial observer, fires an M2 .50-caliber machine gun out of a UH-1N Huey helicopter during Operation Javelin Thrust July 21. The exercise allowed reserve Marines to keep current in their training as well as prepare for a deployed environment. - Staff Sgt. Matthew A. Ratliff, HMLA-773 aerial observer, fires an M2 .50-caliber machine gun out of a UH-1N Huey helicopter during Operation Javelin Thrust July 21. The exercise allowed reserve Marines to keep current in their training as well as prepare for a deployed environment.

Marines of I Company, 3rd Battalion, 23rd Marine Regiment practice evacuating a simulated casualty during improvised explosive device training at Operation Javelin Thrust, July 21. - Marines of I Company, 3rd Battalion, 23rd Marine Regiment practice evacuating a simulated casualty during improvised explosive device training at Operation Javelin Thrust, July 21.

The 3rd Reconnaissance Company Marines fast-rope out of a CH-46 and provide cover during a tactical insertion exercise at Marine Corps Air Station Yuma, Ariz., July 20, 2011. The fast-roping exercise was one of many training exercises taking place during Operation Javelin Thrust 2011. - The 3rd Reconnaissance Company Marines fast-rope out of a CH-46 and provide cover during a tactical insertion exercise at Marine Corps Air Station Yuma, Ariz., July 20, 2011. The fast-roping exercise was one of many training exercises taking place during Operation Javelin Thrust 2011.

Marines with Combat Logistics Battalion 44 stage a Medium Tactical Vehicle Replacement loaded with medical supplies, July 19. Logistical support gives Marines the supplies they need to carry out their mission, be it in training or in a combat zone. - Marines with Combat Logistics Battalion 44 stage a Medium Tactical Vehicle Replacement loaded with medical supplies, July 19. Logistical support gives Marines the supplies they need to carry out their mission, be it in training or in a combat zone.

Col. Kevin M. Iiams, the commanding officer of Marine Aircraft Group 41, 4th Marine Aircraft Wing, Col. Robert C. Kuckuk, the commanding officer of headquarters and headquarters squadron in Yuma, Ariz., and Col. Adam T. Holmes, the incoming commanding officer of Marine Aircraft Group 41 come to attention for the arrival of Maj. Gen. Rex C. McMillian, commanding general of the 4th Marine Aircraft Wing. McMillian arrived at the air station to observe and assess Operation Javelin Thrust 2011, the largest reserve training exercise in the Marine Corps. - Col. Kevin M. Iiams, the commanding officer of Marine Aircraft Group 41, 4th Marine Aircraft Wing, Col. Robert C. Kuckuk, the commanding officer of headquarters and headquarters squadron in Yuma, Ariz., and Col. Adam T. Holmes, the incoming commanding officer of Marine Aircraft Group 41 come to attention for the arrival of Maj. Gen. Rex C. McMillian, commanding general of the 4th Marine Aircraft Wing. McMillian arrived at the air station to observe and assess Operation Javelin Thrust 2011, the largest reserve training exercise in the Marine Corps.

Marines with Support Company, Combat Logistics Battalion 44, hook up a 4,800 pound concrete block to a CH-53E Super Stallion, with Marine Heavy Helicopter Squadron-772, during Operation Javelin Thrust at Marine Corps Mountain Warfare Training Center July 19. - Marines with Support Company, Combat Logistics Battalion 44, hook up a 4,800 pound concrete block to a CH-53E Super Stallion, with Marine Heavy Helicopter Squadron-772, during Operation Javelin Thrust at Marine Corps Mountain Warfare Training Center July 19.

Cpl. Connor Butler, a mortarman with 2nd Battalion, 24th Marine Regiment, and Coon Rapids, Mich. native loads a 60 millimeter mortar in support of a squad maneuver, July 19. The maneuver, which combined a squad of riflemen, mortars and machine gun section, reinforced basic war fighting skills while focusing on communication and engaging the enemy in difficult terrain. - Cpl. Connor Butler, a mortarman with 2nd Battalion, 24th Marine Regiment, and Coon Rapids, Mich. native loads a 60 millimeter mortar in support of a squad maneuver, July 19. The maneuver, which combined a squad of riflemen, mortars and machine gun section, reinforced basic war fighting skills while focusing on communication and engaging the enemy in difficult terrain.

Lance Cpl. Matthew Pfeil, a network operator with Communications Company, Headquarters and Service Battalion, 4th Marine Logistics Group, sits in the driver seat of a hot rod brought in for the service members to view by local business owners at the Reno-Tahoe International Airport July 17. - Lance Cpl. Matthew Pfeil, a network operator with Communications Company, Headquarters and Service Battalion, 4th Marine Logistics Group, sits in the driver seat of a hot rod brought in for the service members to view by local business owners at the Reno-Tahoe International Airport July 17.

Marines with Company B, 1st Battalion, 25th Marine Regiment load onto vehicles and prepare to travel to their training area for exercise Javelin Thrust 2010.::r::::n::::r::::n::Company B is based out of Manchester, N.H.::r::::n::::r::::n::The Company B Marines are among more than 4,500 Marines who will be participating in the exercise. - Marines with Company B, 1st Battalion, 25th Marine Regiment load onto vehicles and prepare to travel to their training area for exercise Javelin Thrust 2010.::r::::n::::r::::n::Company B is based out of Manchester, N.H.::r::::n::::r::::n::The Company B Marines are among more than 4,500 Marines who will be participating in the exercise.

Sgt. Jesus Pinonmolina, an administrative clerk with 6th Engineer Support Battalion, wraps a bandage around the head of a Marine who had imitation blood on the side of his face at Hawthorne Army Depot, Nev., June 21, 2010, during the final exercise of Javelin Thrust 2010. Pinonmolina’s combat lifesaving skills were put to the test as the final exercise kicked off with an explosion that resulted in seven simulated casualties. - Sgt. Jesus Pinonmolina, an administrative clerk with 6th Engineer Support Battalion, wraps a bandage around the head of a Marine who had imitation blood on the side of his face at Hawthorne Army Depot, Nev., June 21, 2010, during the final exercise of Javelin Thrust 2010. Pinonmolina’s combat lifesaving skills were put to the test as the final exercise kicked off with an explosion that resulted in seven simulated casualties.