ON Saturday, the seven of diamonds handed himself in. Yesterday, it emerged that the five of spades - Saddam Hussein’s half-brother Watban al-Tikriti - had been captured. Yet the ace of spades, Saddam Hussein himself, remains elusive. The collapse of the house of cards that is Saddam’s regime continues to gather pace. Watban al-Tikriti, a former interior minister, had been preparing to cross the mountain road into Syria; he was only 15 miles from the border, on the winding road north-west of Mosul, when he came upon a vehicle checkpoint manned by advancing Kurdish forces. After the surrender of Lt...