U.S. Marine Corps Staff Sgt. Chanratha Lim, right, a dynamic component mechanic with Marine Aircraft Group 49, 4th Marine Aircraft Wing, Marine Forces Reserve, participates in a combat conditioning exercise at Naval Air Station Joint Reserve Base New Orleans on May 20, 2019. To increase readiness and to support the total force, Reserve and active Marines with MARFORRES participate in the Martial Arts Instructor Course. (U.S. Marine Corps photo by Lance Cpl. Jose Gonzalez)