About 100 CIA officers, family members sick due to ‘Havana Syndrome’

Also read | ‘Havana syndrome’: Mystery illness affects Vienna US diplomats

He further confirmed that among other steps, he tapped a senior officer who once led the hunt for Osama bin Laden to head a task force investigating the syndrome, and said he tripled the size of the medical team involved in the probe.

First discovered in Cuba in 2016-17, the US and Canadian diplomats have complained of symptoms ranging from dizziness, loss of balance, hearing loss, and anxiety to something they described as “cognitive fog”.

In the year 2019, a US academic study found “brain abnormalities” in the diplomats who had fallen ill. However, Cuba dismissed the report.

Also, the US accused Cuba of carrying out “sonic attacks”, which is strongly denied.