Marine Corps Sgt. Ian Ferro (left), a combat correspondent with Headquarters Battalion, Marine Forces Reserve, motivates a Naval Reserve Officers Training Corps midshipman during ammo can lifts at Tulane University in New Orleans, Sept. 20, 2017. - Marine Corps Sgt. Ian Ferro (left), a combat correspondent with Headquarters Battalion, Marine Forces Reserve, motivates a Naval Reserve Officers Training Corps midshipman during ammo can lifts at Tulane University in New Orleans, Sept. 20, 2017. Marines from MARFORRES led morning workouts for midshipmen, providing a tough and realistic training environment to better prepare them for Officer Candidate School and for their future military careers. (U.S. Marine Corps photo by Lance Cpl. Niles Lee/Released)

Second Lt. Dwayne Edwards, 26, a platoon commander with Company G, 2nd Battalion, 25th Marine Regiment from New York City, exchanges high-fives with students at Ma'an Primary School here Nov. 20, 2008. In an effort to encourage community policing in the city, the Marines and Iraqi police officers distributed stuffed animals to the students and spoke to them about the United States and Iraq's joint commitment to the security of Iraq and development of the critical infrastructure. - Second Lt. Dwayne Edwards, 26, a platoon commander with Company G, 2nd Battalion, 25th Marine Regiment from New York City, exchanges high-fives with students at Ma'an Primary School here Nov. 20, 2008. In an effort to encourage community policing in the city, the Marines and Iraqi police officers distributed stuffed animals to the students and spoke to them about the United States and Iraq's joint commitment to the security of Iraq and development of the critical infrastructure.