
In a small flat in the German town of Erlangen in February 2003, an out-of-work Iraqi sat down with his wife to watch one of the world's most powerful men deliver the speech of his career on live TV.
As US secretary of state, Colin Powell gathered his notes in front of the United Nations security council, the man watching — Rafid Ahmed Alwan al-Janabi, known to the west's intelligence services as "Curveball" — had more than an inkling of what was to come. He was, after all, Powell's main source, a man his German handlers had feted as a new "Deep throat" — an agent so pivotal that he could bring down a government.