The U.S. Navy’s decommissioned Austin-class amphibious transport dock ship USS Juneau (LPD-10) was sent to the ocean floor during the ongoing Valiant Shield exercise taking place from June 22 to July 1. Sunk more than 200 nautical miles off the coast in the Mariana Islands Range Complex, the death knell to the Juneau came from a torpedo strike from a Japan Maritime Self-Defense Force submarine. “This SINKEX provided an outstanding opportunity for our joint team to integrate capabilities across