Former British spy and Soviet secret agent George Blake has died in Moscow. He was 98.<br />CNN reports a spokesperson for the Russian foreign intelligence agency SVR said Blake was 'highly respected and appreciated.'<br />Blake used his position as an officer in the UK's Secret Intelligence Service, also known as MI6, to spy for the Soviet Union.<br />His secret work for the USSR humiliated the country's intelligence establishment when it was discovered at the height of the Cold War.<br />In the UK he is perhaps best known for his daring escape from London's Wormwood Scrubs prison in 1966.
