150307-N-KE519-023 OKINAWA, Japan (March 7, 2015) - Quartermaster Seaman Tyler Woodring uses a pelorus to mark a bearing as the forward deployed San Antonio-class amphibious assault ship USS Green Bay (LPD 20) 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)