What Experts Know About Havana Syndrome (And Why It's Still A Mystery) In 2016, a mystery illness, later dubbed "Havana Syndrome," afflicted numerous people at the U.S. Embassy in Havana, Cuba. What was it and what do we know now? #press https://www.slashgear.com/1409439/what-experts-say-about-the-havana-syndrome-mystery/?utm_source=press.coop https://www.slashgear.com/img/gallery/what-experts-know-about-havana-syndrome-and-why-its-still-a-mystery/l-intro-1696257894.jpg