Phoebe: Are there a lot of spies in this country today? Scott: Far more than people can probably even imagine. You can't rule anybody out. You never know what it is that motivates people to do this. For 17 years, Ana Montes was quietly sharing information with the Cuban government while working as a U.S. defense intelligence analyst. Scott Carmichael’s book is True Believer: Inside the Investigation and Capture of Ana Montes, Cuba's Master Spy. Jim Popkin’s book is Code Name Blue Wren – The True Story of America’s Most Dangerous Female Spy and the Sister She Betrayed. Say hello on Twitter, Facebook and Instagram. Sign up for our occasional newsletter, The Accomplice. Follow the show and review us on Apple Podcasts: iTunes.com/CriminalShow. Sign up for Criminal Plus to get behind-the-scenes bonus episodes of Criminal, ad-free listening of all of our shows, members-only merch, and more. Learn more and sign up here. Listen back through our archives at youtube.com/criminalpodcast. We also make This is Love and Phoebe Reads a Mystery. Artwork by Julienne Alexander. Check out our online shop. Episode transcripts are posted on our website. Learn more about your ad choices. Visit podcastchoices.com/adchoices