"Late last year, reports began surfacing that US diplomatic personnel in Cuba were beginning to experience strange and inexplicable symptoms including dizziness, nausea, memory lapses, difficulty hearing and loss of balance.
Initial reports attributed the symptoms to an “acoustic attack,” but failed to provide any details about the specific nature of the attacks, or – more importantly – who was responsible. The Cuban government denied any knowledge of the attacks.
Since then, the attacks have reportedly caused at least 22 US embassy personnel to suffer traumatic brain injuries, as well as damage to their central nervous systems.
Now, a recording of what some US Embassy workers heard in Havana has been released: