Fidel Castro Diaz-Balart, the 68-year old eldest son of former Cuban President Fidel Castro committed suicide on Friday, after fighting with depression, according to Cuban state media. Diaz-Balart, popularly known in Cuba as 'Fidelito,' was a nuclear physicist who had studied in the former Soviet Union. He was being treated for depression in the last months of his life. In an interview he... Еще gave to RT in Moscow on March 25, 2013, Diaz-Balart talked about the energy crisis and touched down upon a variety of topics including fracking in North Dakota and the development of renewable energy in Cuba. «Cuba has three wind farms. We think of continuing gradually developing them, but they are expensive,» he said during the interview. His father Fidel Castro, the icon of the Cuban Revolution, died aged 90 in November 2016. He served as Cuba's President from 1976 to 2008.