During the Cold War, Russia's secret police gave Jack Barsky his name and his secret mission--to infiltrate the United States at its highest levels. How did he escape their control, and where is America vulnerable to foreign espionage today?   Listen to every episode of the Dr. Jeff Show wherever you listen to podcasts.   Find Jack Barsky and his book Deep Undercover https://jackbarsky.com/    More episodes of the Dr. Jeff Show on YouTube: https://www.youtube.com/playlist?list...​   More about Summit Ministries: https://www.summit.org/​​ Summit Student Conferences: https://www.summit.org/programs/student-conferences/

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