Cuban spies behind sale of American secrets around the world - Former US ambassador, Cuban spy blames decision to betray country on Yale's radical politics in 60s, 70s - US diplomat turned Cuban spy jailed for 15 years - Cuba spy scandal reveals US vulnerabilities - Former US diplomat admits spying for Cuban intelligence for decades - Former career US diplomat admits secretly spying for Cuban intelligence for decades - Cuban spies have a particular talent for getting people to spill secrets. That's a problem for Washington - A former senior U.S. diplomat who served in U.S. embassies across Latin America was accused of spying for Cuba's intelligence service for decades in one of the highest-reaching and longest-lasting security breaches of the federal government. - US assessing impact of ex-diplomat charged as Cuban spy - Former career U.S. diplomat charged with secretly spying for Cuban intelligence for decades