2017 UC3 Nautilus sinking On 11 August 2017, the privately owned midget submarine sank off the coast of Denmark. Danish authorities believe its owner Peter Madsen allegedly scuttled the submarine to hide evidence in the murder of journalist Kim Wall. In October 2017, Madsen admitted to dismembering Wall during their submarine trip and was later convicted of her murder. ARA San Juan On the night of 16 November 2017, the Argentine Navy submarine ARA San Juan and her crew of 44 was reported missing in the San Jorge Gulf region. Ships and long-range patrol aircraft from several nations, including Argentina, Brazil, Chile, Uruguay, Russia, the United Kingdom and the United States, were dispatched in a search and rescue mission. Rescue submersibles and parachute rescuers were deployed. On 30 November, hopes of rescuing the crew alive were abandoned. On 16 November 2018, the company Ocean Infinity had located San Juan through a remote submersible. The wreck was southeast of Comodoro Rivadavia at a depth of . The submarine's imploded wreckage was strewn up to from the hull. All 44 crew members were lost with the submarine. 2019 Losharik fire On 1 July 2019, a fire on what it described as a Russian deep-water research submarine surveying the seabed near the Arctic killed 14 sailors. Russian officials faced accusations of trying to cover up the full details of the accident, and some Russian media criticized what they said was a lack of transparency, and drew parallels with the dearth of official information during the meltdown of a Soviet nuclear reactor in Chernobyl in 1986. One day later, the Russian government officially disclosed the incident on the submarine Losharik and acknowledged that the vessel had a nuclear reactor on board. 2020s 2020 Hoegh London collision with South Korean Navy submarine On July 15, 2020, 05:00 UTC, Norwegian merchant ship Hoegh London (IMO 9342205) and South Korean Navy's Jang Bogo-class submarine collided near Gadeokdo island, Busan, South Korea. 2021 KRI Nanggala (402) sinking On April 21, 2021, Indonesian Navy spokesperson First Admiral Julius Widjojono announced that KRI Nanggala had failed to report for a post-maneuver brief following a torpedo live fire exercise in the Bali Sea off the coast of Surabaya, about north of Bali, in an area where the water is deep. The submarine was declared sunk on April 24, 2021, 18:00 (GMT+7) by Commander of the Indonesian National Armed Forces Hadi Tjahjanto