Inside mysterious ‘beam of energy’ illness striking US citizens linked to Russian intelligence unit
![Inside mysterious ‘beam of energy’ illness striking US citizens linked to Russian intelligence unit](https://i2-prod.mirror.co.uk/incoming/article32488809.ece/ALTERNATES/s615/1_Cuba_MAIN.jpg)
The mysterious "Havana Syndrome" is widely believed to be an attack from Russia thanks to a joint investigation by The Insider, Ser Spiegal and CBS, though Moscow has denied the allegations