Former KGB double agent Oleg Gordievsky dies at Surrey home - BBC.com

[News]

1. Former KGB double agent Oleg Gordievsky dies at Surrey home BBC.com
2. Oleg Gordievsky, Britain’s most valuable Cold War spy inside the KGB, dies at 86 The Hill
3. Oleg Gordievsky obituary The Guardian
4. Oleg Gordievsky, KGB colonel whose brave spying for Britain changed the course of the Cold War The Telegraph
5. Oleg Gordievsky obituary: Former KGB colonel turned British secret agent The Times