nce of his existence for more than half a century. The operation was only definitively revealed by the Rus- sian spymaster Sergey Kondrashev in 2007. Tennent Bagley, who headed the CIA’s Soviet bloc counterintelligence at the time, lately | | Epst_9780451494566_2p_all_r1.z.indd 191 @ 9/29/16 5:51 Pa | | HOUSE_O