International Espionage: Tools and methods used by spies

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International Espionage: Tools and methods used by spies

A British investigation concluded that the killing of a Russian dissident was “probably” sanctioned by President Vladimir Putin. Someone slipped radioactive polonium into the dissident’s tea. Russia denies any involvement.

For more on the tools and methods that spies have used over the years, CCTV America’s Sean Callebs reports from Washington D.C.

International Espionage: Tools and methods used by spies

A British investigation concluded that the killing of a Russian dissident was "probably" sanctioned by President Vladimir Putin. Someone slipped radioactive polonium into the dissident's tea. Russia denies any involvement.For more on the tools and methods that spies have used over the years, CCTV America's Sean Callebs reports from Washington D.C.