190724-M-BH464-1081 CAMP PENDLETON, Calif. (July 24, 2019) Military working dog handlers assigned to the U.S. Army Rangers and U.S. Marine Corps Forces Special Operations Command multipurpose canine handlers fast-rope from a U.S. Navy MH-60 Sea Hawk helicopter during a multipurpose canine subject matter expert exchange hosted by 1st Marine Raider Battalion, MARSOC, at Marine Corps Base Camp Pendleton, California, July 24, 2019. The MARSOC-hosted subject matter expert exchange brought canine handlers from different agencies and branches to conduct maritime and land-based training while exchanging tactics, techniques and procedures. (U.S Marine Corps photo by Lance Cpl. Drake Nickels/Released)