Sgt. Alex Bolicke, training non-commissioned officer for Headquarters Battalion, Marine Forces Reserve acts as a gunman in an active-shooter drill held at the Marine Corps Support Facility New Orleans Feb. 7, 2013. The drill was a part of safety preparation for the support facility that included classroom time, leadership discussion and facility-wide drills. (U.S. Marine Corps photo by Cpl. Marcin Platek/Released) - Sgt. Alex Bolicke, training non-commissioned officer for Headquarters Battalion, Marine Forces Reserve acts as a gunman in an active-shooter drill held at the Marine Corps Support Facility New Orleans Feb. 7, 2013. The drill was a part of safety preparation for the support facility that included classroom time, leadership discussion and facility-wide drills. (U.S. Marine Corps photo by Cpl. Marcin Platek/Released)

Cpl. Nicole M. Ostrander, defense clerk from the Office of the Staff Judge Advocate, Marine Forces Reserve, tests the cadet here, Oct. 8, 2011, on knowledge of Marine Corp’s customs, courtesies, and history. Some 500 cadets from 15 different schools showed up at the Ponchatoula High School Junior Recruit Officer Training Corps meet to compete against each other in marching, knowledge and physical training. - Cpl. Nicole M. Ostrander, defense clerk from the Office of the Staff Judge Advocate, Marine Forces Reserve, tests the cadet here, Oct. 8, 2011, on knowledge of Marine Corp’s customs, courtesies, and history. Some 500 cadets from 15 different schools showed up at the Ponchatoula High School Junior Recruit Officer Training Corps meet to compete against each other in marching, knowledge and physical training.

A Junior ROTC cadet from Willowridge High School in Houston, forces out one last pull-up during a physical fitness competition at Jesuit High School here Jan. 29. Eighteen high schools from Louisiana, Texas and Mississippi competed in the 23rd Annual Jesuit High School Marine Corps JROTC Drill and Physical Fitness competition. - A Junior ROTC cadet from Willowridge High School in Houston, forces out one last pull-up during a physical fitness competition at Jesuit High School here Jan. 29. Eighteen high schools from Louisiana, Texas and Mississippi competed in the 23rd Annual Jesuit High School Marine Corps JROTC Drill and Physical Fitness competition.