Chinese archaeologists uncover World War II ‘horror bunker’ where Japanese scientists conducted lethal human experiments and shared data with US

Discovery of notorious Japanese army Unit 731 underground biological weapons laboratory at Anda ‘could lead’ to new evidence of war crimes
https://www.scmp.com/news/china/science/article/3221615/chinese-archaeologists-uncover-world-war-ii-horror-bunker-where-japanese-scientists-conducted-lethal?module=more_top_stories_int&pgtype=homepage