Smiley recalls that Leipzig had often used a venal Russian amateur agent named Oleg Kirov, who was susceptible to blackmail, as a source of information, and surmises that Kirov is probably the other man in the photograph.
Leipzig had often used a venal Russian amateur agent named Oleg Kirov as a source of information. This is what Smiley recalls. Leipzig had often used surmises that Kirov is probably the other man in the photograph. This is what Smiley recalls. Oleg Kirov was susceptible to blackmail.