An Eagle, Globe and Anchor stands in honor of Marines who have died in service to their country during a Memorial Day ceremony held in Big Bear Lake, Calif., May 28, 2018. The ceremony was hosted by the American Legion and Marine Corps League and presented multiple guest speakers with backgrounds in the military. (U.S. Marine Corps photo by Lance Cpl. Isaac Cantrell) - An Eagle, Globe and Anchor stands in honor of Marines who have died in service to their country during a Memorial Day ceremony held in Big Bear Lake, Calif., May 28, 2018. The ceremony was hosted by the American Legion and Marine Corps League and presented multiple guest speakers with backgrounds in the military. (U.S. Marine Corps photo by Lance Cpl. Isaac Cantrell)

A pilot with Light Attack Helicopter Squadron 367, also known as ‘Scarface’, listens to a fellow pilot while on a flight mission during the Final Exercise of Integrated Training Exercise 3-18 aboard the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., May 23, 2018. Marine aviation provides the Marines of the Marine Air Ground Task Force the operational flexibility it needs to accomplish their mission. (U.S. Marine Corps photo by Lance Cpl. Dave Flores) - A pilot with Light Attack Helicopter Squadron 367, also known as ‘Scarface’, listens to a fellow pilot while on a flight mission during the Final Exercise of Integrated Training Exercise 3-18 aboard the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., May 23, 2018. Marine aviation provides the Marines of the Marine Air Ground Task Force the operational flexibility it needs to accomplish their mission. (U.S. Marine Corps photo by Lance Cpl. Dave Flores)