Landing Craft Utility (LCU 1631) pulls away from the amphibious dock landing ship USS Tortuga (LSD 46) Feb 11. The amphibious ready group is underway to support Cobra Gold 2012, the exercise consists of multinational combined joint training events executed annually and held throughout the Kingdom of Thailand. Exercise Cobra Gold is the largest multilateral exercise in the Asia-Pacific region, offering more than 20 participating countries opportunities to improve interoperability.