The Cambridge spy network

The distinguished British art historian Anthony Blunt was exposed as a former Soviet spy in 1979. He was one of a group of double agents recruited at Cambridge University who passed vital information to Moscow. The BBC's Gordon Corera explains the scandal which shook the British establishment.Plus the Black Panther Party's free breakfast programme; the abolition of the Don't Ask Don't Tell policy towards LGBT troops in the US military; Ethiopian troops in South Korea; and memories of celebrated children's author CS Lewis.Photo: Sir Anthony Blunt at the press conference in which he explained his motivation in 1979 (Credit: Aubrey Hart/Getty Images)