Vladimir Vasiliev (Accord). GRU lieutenant colonel. Provided lead
to Clyde Lee Conrad ring, which led to the arrest of Conrad and 10
others. Arrested and shot in 1987.
Sergei Vorontsov (Cowl). KGB major in the counterintelligence sec-
tion of the Moscow directorate. Volunteered in 1984. Provided in-
formation about the use of Metkaor “spy dust.” Arrested and shot
in 1986–1987.
Boris Yuzhin (Twine). KGB lieutenant colonel. Sent to the University
of California at Berkeley in 1975 as a student. Sent back to San
Francisco in 1978 under journalist cover. Arrested and sentenced
to 15 years in prison in 1986.
Two other Soviet bloc sources betrayed by Aldrich Ames were:
Eastbound, a Soviet radar scientist.
Motorboat, a Bulgarian official.326 •APPENDIX I06-313 z09 App I.qxd 7/27/06 8:06 AM Page 326