Amaryllis Fox worked for a decade as an undercover agent at the CIA, cultivating arms merchants and preventing them from selling fissile material to terrorist groups. On this episode, she describes courting one particular dealer whose ties to terrorist groups in Indonesia and elsewhere raised alarm bells at Langley. Fox has changed some of the details of her story to avoid exposing the agency's assets and methods. Check out I Spy's merch by going to https://store.dftba.com/collections/i-spy Save 15% on FP subscriptions. Visit https://foreignpolicy.com/subscribe/ and enter code ISPY at checkout to claim this offer.