Further evidence shows Litvinenko worked for MI6 when killed
In 2012, a court in the United Kingdom was told that former KGB officer Alexander Litvinenko, who died of poisoning in 2006, had been workin...

https://downf33d.blogspot.com/2013/11/further-evidence-shows-litvinenko.html
In 2012, a court in the United Kingdom was told that former KGB officer Alexander Litvinenko, who died of poisoning in 2006, had been working for British and Spanish intelligence when he was killed. Now British newspaper The Independent says it has proof that the late Russian spy provided “expert analysis” on Russian politics for British intelligence, shortly before his death.
From Intelnews