Here's the damage notorious Russian spy Robert Hanssen caused the US in over 20 years

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Robert Hanssen: The FBI Mole who Spied for the KGB

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Witness To History: The Investigation of Robert Hanssen

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Turncoats \u0026 Traitors - The True Story of FBI Agent \u0026 Soviet Spy Robert Hanssen

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Robert Hanssen Arrest - 20th Anniversary

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Spy Seminar Series - What Makes Traitors Tick?

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FBI double agent and Soviet spy Robert Hanssen dies in US prison | WION Newspoint

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Double-agent Robert Hanssen dies in prison | NBC4 Washington

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Inside the Robert Hanssen Investigation with Debra Smith

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Curator's Corner: Robert Hanssen - An Inside View with Eric O'Neill

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The Worst Intelligence Disaster in FBI History | True Life Spy Stories

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The FBI Agent Who Became Russia's Most Valuable Spy, Robert Hanssen

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This FBI Agent Sold Secrets to the KGB for Years

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USA: ROBERT HANSSEN TO REMAIN IN JAIL

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Robert Hanssen, one of America's most notorious spies, dies in prison

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The Psychopath Who Eliminated America's Top Spies For Fun

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Convicted spy Robert Hanssen dies in prison

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This Man Sold the World's Most TERRIFYING Secrets | Robert Hanssen

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Room 9930 | \

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Accused spy Robert Hanssen is arraigned in court

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