World Another U.S. intelligence official has come down with Havana Syndrome symptoms. What are they? September 21, 2021Asha C. Gilbert and Lindsay Schnell, USA TODAYComments Off on Another U.S. intelligence official has come down with Havana Syndrome symptoms. What are they? Another U.S. intelligence officer has been struck by Havana Syndrome symptoms, angering the CIA director. What is the mysterious illness?