Top Cuban diplomat weighs in on immigration, Havana Syndrome and more

In a rare and exclusive interview, Cuban Deputy Foreign Minister Carlos Fernández de Cossío, responsible for U.S.-Cuba relations, shares his thoughts on the record number of Cubans processed at the southern border, the findings of a Cuban investigation into Havana. Syndrome, and more with CBS News politics and immigration reporter Camilo Montoya-Galvez.