Nikolai Khokhlov
Nikolai Evgenievich Khokhlov (Cyrillic: Николай Евгеньевич Хохлов) (7 June 1922, Nizhny Novgorod - September 2007 San Bernardino, California) was a KGB officer who defected to the United States in 1953. He testified about KGB activities. The KGB tried to kill him unsuccessfully using poison.
Read more about Nikolai Khokhlov: Family Background, NKVD Career, Assassination Mission, Poisoning By Thallium, Life in The United States