Ten days after 9/11, Defense Intelligence Agency analyst Ana Montes was arrested by the FBI on espionage charges. For almost 17 years, since the mid-1980s, Ms. Montes had been passing along classified information to the government of Cuba, a crime for which she was sentenced to 25 years in prison. She was released in early January 2023 after serving 20 years. Investigative journalist Jim Popkin, author of "Code Name Blue Wren," talks about the life and career of Ana Montes and the damage caused by her treachery. 

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