150307-N-KE519-038 OKINAWA, Japan (March 7, 2015) - Ensign Luuthuy Quan uses a pelorus to mark the bearing to a nearby surface contact aboard the forward deployed San Antonio-class amphibious assault ship USS Green Bay (LPD 20) as the ship departs Okinawa. Green Bay is currently underway in the 7th Fleet Area of Operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Edward Guttierrez III/Released)