Basic Academy of International Studies Marine Corps Junior Reserve Officers Training Corps cadets shop at the Marine Corps Post Exchange during a tour of the Combat Center, Dec. 4, 2015. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released) - Basic Academy of International Studies Marine Corps Junior Reserve Officers Training Corps cadets shop at the Marine Corps Post Exchange during a tour of the Combat Center, Dec. 4, 2015. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released)