Cold War British-Russian double agent George Blake dies

George Blake, a former MI6 officer and one of the Cold War's most notorious double agents, has died aged 98, according to Russian state media.

The Soviet spy handed over information that led to the betrayal of at least 40 MI6 agents in Eastern Europe over the course of nine years.

He was jailed in London in 1960, but escaped in 1966 and fled to Russia.

SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews

Follow us on Twitter: https://twitter.com/skynews and https://twitter.com/skynewsbreak

Sky News videos are now available in Spanish here/Los video de Sky News están disponibles en español aquí https://www.youtube.com/skynewsespanol

Like us on Facebook: https://www.facebook.com/skynews

Follow us on Instagram: https://www.instagram.com/skynews

For more content go to http://news.sky.com and download our apps:

Apple https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8

Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB