at a depth of 700–800 meters below sea level. At a press conference held on April 25, 2021, the 53 crew were confirmed lost after the submarine was found at a depth of below sea level by Indonesian navy ship KRI Rigel,, broken up into three parts. Debris was found including a safety uniform, that may have been worn by the crew. The Singapore Navy RSSV ship MV Swift Rescue's ROV took the submarine's first image. USS Connecticut (SSN-22) collision with seamount On 2 October 2021, was damaged after she collided with a seamount while maneuvering in the South China Sea. About eleven sailors were injured, though none were reported to be life-threatening, and the submarine's propulsion system and nuclear reactor were said to be operating normally. After an investigation, the commanding officer, his executive officer, and the chief of the boat were all relieved of duty. References External links American Society of Safety Engineers. Journal of Professional Safety. Submarine Accidents: A 60-Year Statistical Assessment. C. Tingle. Sept. 2009. Pages 31–39. Ordering full article: https://www.asse.org/professionalsafety/indexes/2009.php; or Reproduction less graphics/tables: http://www.allbusiness.com/government/government-bodies-offices-government/12939133-1.html. Submarine accidents 21st-century maritime incidents