Interesting to see how this story is now being propagated throughout the media, accruing credibility along the way.
Prior to the 60 minutes documentary, the latest on this story was that in March 2023, 7 US intelligence agencies reported that "available intelligence consistently points against the involvement of US adversaries in causing the reported incidents" and that a foreign adversary's involvement was "very unlikely"
https://en.wikipedia.org/wiki/Havana_syndrome