Senior Chief Engineman Eric Martin explains the ship's planned engine upgrades to the commander of Expeditionary Strike Group (ESG) 3, Rear Adm. Frank Pond, during a tour aboard amphibious transport dock ship USS Green Bay (LPD 20). Green Bay is in BAE Systems San Diego Ship Repair undergoing a scheduled maintenance availability. (U.S. Navy photo by Mass Communication Specialist 1st Class Elizabeth Merriam/Released)