Sergeant Major of the Marine Corps Sgt. Maj. Troy E. Black, speaks to Marines about the future of Marine Warfighting at Marine Corps Support Facility New Orleans, Sept. 4, 2019. Commandant of the Marine Corps Gen. David H. Berger and Black explain to the Marines of Marine Forces Reserve that Reserve and active duty Marines need to be prepared to deploy at a moments notice by changing the way we train and educate our forces to fight in future conflicts. (U.S. Marine Corps photo by Sgt. Serine Farahi)