Blake, a former British intelligence officer who worked as a double agent for the Soviet Union, has died in Russia. Russias Foreign Intelligence Service announced his death on Saturday, Dec. 26, 2020 without giving any circumstances of his death. (AP Photo/Boris Yurchenko, File)MOSCOW – George Blake, a former British intelligence officer who worked as a double agent for the Soviet Union and passed some of the most coveted Western secrets to Moscow, has died in Russia. Russia's Foreign Intelligence Service, known as SVR, announced his death Saturday in a statement, which didn't give any details. In the Soviet Union, Blake maintained contacts with other British double agents.