OKINAWA, Japan (Aug. 10, 2021) U.S. Marines with 3d Reconnaissance Battalion, 3d Marine Division, conduct helocast training at Kin Blue training area, Okinawa, Japan, on August 10, 2021. This specialized insertion and extraction training allowed Marines to perfect the necessary skills to conduct clandestine waterborne operations. (U.S. Marine Corps photo by Sgt. Mario A. Ramirez)