A F/A-18 Hornet Marine aircraft lands on a Strategic Expeditionary Landing Field during Integrated Training Exercise 4-14 aboard Camp Wilson, Twentynine Palms, California, June 7, 2014. ITX 4-14, a cornerstone of the Marine Air-Ground Task Force Training Program, is the largest annual U.S. Marine Corps Reserve training exercise that helps sharpen skills for Reserve units. - A F/A-18 Hornet Marine aircraft lands on a Strategic Expeditionary Landing Field during Integrated Training Exercise 4-14 aboard Camp Wilson, Twentynine Palms, California, June 7, 2014. ITX 4-14, a cornerstone of the Marine Air-Ground Task Force Training Program, is the largest annual U.S. Marine Corps Reserve training exercise that helps sharpen skills for Reserve units.