Not everyone likes abstract expressionism, but the CIA loved it. So much so that they literally weaponised it during the Cold War in the battle space of “winning hearts and minds”. Just how did the likes of Jackson Pollock help defeat Soviet communism, how much does the CIA have to do with arts and entertainment these days, and what exactly did the CIA think of the Bourne movies? Art imitates life, imitating art in this week's episode (and David reveals the very best spot in the National Gallery for a romantic tryst).