Gunnery Sgt. Kairo Ortez, an operations chief within the Marine Corps Individual Reserve Support Activity, Force Headquarters Group, Marine Forces Reserve converses with Marines in the Individual Ready Reserve (IRR) during the check-in process of an IRR Muster, Manhattan Beach, California, Jan. 21, 2023. During these musters, Marines are informed of the benefits and opportunities available to them while serving as IRR Marines. The Marines are also informed of career opportunities available to them such as a lateral move into a new military occupational specialty. (U.S. Marine Corps photo by Cpl. Jonathan L. Gonzalez)