May 19, 1983
Memorandum from S.N. Mukha to Comrade V.V. Shcherbitsky, 'On Apprehension of S.V. Kirichenko, who Established a Criminal Connection with the US Clandestine Services'
Mukha provides Shcherbitsky with a report detailing the capture of Sergey Vladimirovic Kiirichenko, a Ukrainian conducting espionage operations on behalf of the US.