The ongoing, five-year 60 Minutes investigation has now uncovered new evidence pointing toward Russia.
"There was some angle where they had worked against Russia, focused on Russia, and done extremely well.".
Multiple sources told 60 Minutes that a high-level Department of Defense official was struck during the summit.
60 Minutes has agreed to withhold the last name of "Carrie," a Havana Syndrome victim who is still an FBI agent working in counterintelligence.
Kovalev studied in a military institute, learning about radio electronics, said Grozev, who's renowned for his experience unmasking Russian plots.
Mark Zaid, "Carrie's" attorney who holds a security clearance, has more than two dozen clients suffering symptoms of Havana Syndrome. »