Russian intelligence hit squad behind Havana Syndrome brain injuries of US personnel: report New York Post Unraveling Havana Syndrome: New evidence links the GRU’s assassination Unit 29155 to mysterious attacks on U.S. officials and their families The InsiderRussian special unit linked to Havana Syndrome that sickened US officials overseas: report Fox NewsStatements of White House, FBI, Office of the Director of National Intelligence to 60 Minutes CBS NewsHavana syndrome: Russian intelligence unit could be behind mysterious condition – media investigation Sky News