TWENTYNINE PALMS, Calif. – Stan Jenkins, chief instructor for battle simulations, explains how to properly evacuate the Mine-Resistant Ambush Protected Egress Trainer for Marines with Company F, 4th Tank Battalion, 4th Marine Division at the Marine Corps Air Ground Combat Center here June 21. The MRAP egress trainer is used to simulate a vehicle rollover and Marines must evacuate the vehicle quickly and safely. The trainer is part of Integrated Training Exercise 4-13, a cornerstone of the Marine Air Ground Task Force Training Program. It is the largest annual U.S. Marine Corps Reserve training exercise; helping establish best practices, refine planning guidance and baseline requirements for future Reserve units. ITX 4-13, utilizing assets from Ground, Air and Logistic Combat Elements in a live and virtual constructive battalion exercise. (U.S. Marine Corps photo by Cpl. John M. McCall) - TWENTYNINE PALMS, Calif. – Stan Jenkins, chief instructor for battle simulations, explains how to properly evacuate the Mine-Resistant Ambush Protected Egress Trainer for Marines with Company F, 4th Tank Battalion, 4th Marine Division at the Marine Corps Air Ground Combat Center here June 21. The MRAP egress trainer is used to simulate a vehicle rollover and Marines must evacuate the vehicle quickly and safely. The trainer is part of Integrated Training Exercise 4-13, a cornerstone of the Marine Air Ground Task Force Training Program. It is the largest annual U.S. Marine Corps Reserve training exercise; helping establish best practices, refine planning guidance and baseline requirements for future Reserve units. ITX 4-13, utilizing assets from Ground, Air and Logistic Combat Elements in a live and virtual constructive battalion exercise. (U.S. Marine Corps photo by Cpl. John M. McCall)

TWENTYNINE PALMS, Calif. – Marines with 4th Tank Battalion, 4th Marine Division maneuver M1A1 Abrams tanks toward a simulated enemy position during the mechanized assault course at the Marine Corps Air Ground Combat Center here June 23. The Marines were participating in Integrated Training Exercise 4-13, a cornerstone of the Marine Air Ground Task Force Training Program. It is the largest annual U.S. Marine Corps Reserve training exercise helping to establish best practices and refine planning guidance and baseline requirements for future Reserve units. ITX 4-13, utilizing assets from Ground, Air and Logistic Combat Elements is a live, virtual, constructive battalion exercise. (U.S. Marine Corps photo by Cpl. John M. McCall) - TWENTYNINE PALMS, Calif. – Marines with 4th Tank Battalion, 4th Marine Division maneuver M1A1 Abrams tanks toward a simulated enemy position during the mechanized assault course at the Marine Corps Air Ground Combat Center here June 23. The Marines were participating in Integrated Training Exercise 4-13, a cornerstone of the Marine Air Ground Task Force Training Program. It is the largest annual U.S. Marine Corps Reserve training exercise helping to establish best practices and refine planning guidance and baseline requirements for future Reserve units. ITX 4-13, utilizing assets from Ground, Air and Logistic Combat Elements is a live, virtual, constructive battalion exercise. (U.S. Marine Corps photo by Cpl. John M. McCall)

Lance Cpl. Matthew Gay, a combat engineer with Company A, 1st Battalion, 24th Marine Regiment, a native from Harrisville, W. Va., directs Marines across a danger area during a company-size assault on Range 400 as part of Integrated Training Exercise 4-13 at the Marine Corps Air Ground Combat Center, June 20. ITX is the largest annual Marine Forces Reserve training exercise and a cornerstone of the Marine Air Ground Task Force Training Program, with more than 5,000 Marines participating from units across the United States, utilizing assets from ground, air and logistic combat elements. (U.S. Marine Corps photo by Cpl. John M. McCall) - Lance Cpl. Matthew Gay, a combat engineer with Company A, 1st Battalion, 24th Marine Regiment, a native from Harrisville, W. Va., directs Marines across a danger area during a company-size assault on Range 400 as part of Integrated Training Exercise 4-13 at the Marine Corps Air Ground Combat Center, June 20. ITX is the largest annual Marine Forces Reserve training exercise and a cornerstone of the Marine Air Ground Task Force Training Program, with more than 5,000 Marines participating from units across the United States, utilizing assets from ground, air and logistic combat elements. (U.S. Marine Corps photo by Cpl. John M. McCall)