Castro's Health and Cuba's Medical System

Despite Cuba's economic troubles, its health system has been called "one of world's best public services" by the BBC, "a shining example" by the Kaiser Family Foundation, and "the envy of other nations" by former UN Secretary General Kofi Annan. So what's the significance that 80 year-old Fidel Castro, who's believed to be on the brink of death, is reportedly being diagnosed and treated by a Spanish doctor? UC Berkeley reserach economist Kamran Nayeri has studied Cuba's healthcare system. Journalist Ann Louise Bardach has covered Cuba for many years.