The mystery of Havana Syndrome and claims of a government cover-up

Unsolved mystery or cover-up? What started out as reports of sonic attacks on American diplomats evolved into a phenomenon affecting at least 1,500 people across six continents. Compass Points moderator Nick Schifrin discusses more with Michael Rey and Oriana Zill de Granados, authors of "The Havana Syndrome: Secret Weapons, a Government Cover-Up, and the Greatest Spy Mystery of Our Time."