Quartermaster Seaman Ethan Brackett, from Collinsville, Okla., uses an alidade to identify the bearing of the San Antonio-class amphibious transport dock ship USS John P. Murtha (LPD 26) as the ship transits the Balabac Strait.

SULU SEA (Jun. 04, 2019) Quartermaster Seaman Ethan Brackett, from Collinsville, Okla., uses an alidade to identify the bearing of the San Antonio-class amphibious transport dock ship USS John P. Murtha (LPD 26) as the ship transits the Balabac Strait. John P. Murtha is currently on its maiden deployment and part of the Boxer Amphibious Ready Group (ARG) and the 11th Marine Expeditionary Unit (MEU) team and is deployed to the 7th Fleet area of operation to support regional stability, reassure partners and allies, and maintain a presence postured to respond to any crisis ranging from humanitarian assistance to contingency operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Kyle Carlstrom) File# 190604-N-NB544-1006