DoD's first production F-35B Lightning II joint strike fighter flies toward its new home at Eglin Air Force Base, Fla., escorted by Marine Corps F-18 Hornets. The Marine variant of the JSF belongs to Marine Fighter Attack Squadron 501. The Marines of VMFAT-501 received two F-35Bs Jan. 11. (U.S. Air Force photo by Staff Sgt. Joely Santiago) - DoD's first production F-35B Lightning II joint strike fighter flies toward its new home at Eglin Air Force Base, Fla., escorted by Marine Corps F-18 Hornets. The Marine variant of the JSF belongs to Marine Fighter Attack Squadron 501. The Marines of VMFAT-501 received two F-35Bs Jan. 11. (U.S. Air Force photo by Staff Sgt. Joely Santiago)

Retired Lt. Col. Joseph Shusko, director of the Marine Corps Martial Arts Center of Excellence, explains MCMAP techniques and philosophy to the participants of the Marine Corps Executive Forum on July 18, 2014. Seventeen civilian leaders attended the forum, learning about various aspects of the Marine Corps. - Retired Lt. Col. Joseph Shusko, director of the Marine Corps Martial Arts Center of Excellence, explains MCMAP techniques and philosophy to the participants of the Marine Corps Executive Forum on July 18, 2014. Seventeen civilian leaders attended the forum, learning about various aspects of the Marine Corps.

Marines with Bravo Company, 1st Battalion, 7th Marine Regiment, sprint across a field to load onto a CH-53E Super Stallion helicopter during a mission in Helmand province, Afghanistan, July 4, 2014. The company operated in Gereshk for three days and was involved in numerous kinetic engagements with Taliban insurgents.(U.S. Marine Corps photo by Cpl. Joseph Scanlan / released) - Marines with Bravo Company, 1st Battalion, 7th Marine Regiment, sprint across a field to load onto a CH-53E Super Stallion helicopter during a mission in Helmand province, Afghanistan, July 4, 2014. The company operated in Gereshk for three days and was involved in numerous kinetic engagements with Taliban insurgents. (U.S. Marine Corps photo by Cpl. Joseph Scanlan / released)