U.S. Marine Corps Lance Cpl. Roland Coleman, an assaultman

U.S. Marine Corps Lance Cpl. Roland Coleman, an assaultman with 1st Battalion, 5th Marine Regiment, 1st Marine Division, displays the functions of a Mark 153 shoulder-mounted multi-purpose assault weapon to an attendee during Los Angeles Fleet Week, Aug. 31, 2018. Los Angeles Fleet Week celebrates and honors the nation's sea services, facilitates annual disaster preparedness training between the Navy, Marine Corps, Coast Guard and local first responders, and offers the public an opportunity to have a hands-on experience with Marine Corps equipment and interact with service members to gain a better understanding of how maritime forces support national defense and freedom of the seas. (U.S. Marine Corps photo by Cpl. Joseph Prado)