170503-N-LC424-1183 PACIFIC OCEAN (May 3, 2017) Boatswains Mate 1st Class Kelley Pfaus, assigned to the amphibious dock landing ship USS Pearl Harbor (LSD 52), directs a CH-53E Super Sea Stallion helicopter assigned to the "Grey Hawks" of Marine Medium Tiltrotor Squadron (VMM)161 during an M777 Howitzer offload. The America Amphibious Ready Group (ARG) are conducting a composite training unit exercise off the coast of Southern California in preparation for an upcoming deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class Tarra Samoluk/Released)