Betrayal in Berlin: The True Story of the Cold War's Most Audacious Espionage Operation

"A riveting and vivid account. ... A remarkable story. ... It reads like a Hollywood screenplay." —Foreign Affairs

The astonishing true story of the Berlin Tunnel, one of the West’s greatest espionage operations of the Cold War—and the dangerous Soviet mole who betrayed it.

Its code name was “Operation Gold,” a wildly audacious CIA plan to construct a clandestine tunnel into East Berlin to tap into critical KGB and Soviet military telecommunication lines. The tunnel, crossing the border betwe...