Coast Guard Seaman Nicholas Protich shows Petty Officer 3rd Class Chevaughn Andrews the work behind being a master-helmsman during a special sea evolution in Yokosuka, Japan, Sept. 3, 2017. A master-helmsman can drive a ship in locations that restrict a cutter’s maneuverability. U.S. Coast Guard photo by Petty Officer 2nd Class Zachary Phelps.