ely a deep state. Trust me, I’ve been there. —EDWARD SNOWDEN, Moscow, 2014 Wa WAITING to hear back from Kucherena’s office, I arranged to meet with Victor Cherkashin, who had been one of the most successful KGB spy handlers in the Cold War. Cher- kashin, born in 1932, had served in the KGB’s espionage branch from

the CIA’s sophisticated lie detector tests. Both Hanssen and Ames eluded intensive FBI and CIA investigations that lasted over a decade. According to Victor Cherkashin, their KGB case officer, who I interviewed in Moscow in 2015, the KGB was able to hide their existence from investigators for such a long period part