PRESIDENT Saddam Hussein has decentralised the Iraqi army in preparation for urban combat and will rely on his younger son, Qusay, to co-ordinate a defensive war in the cities, according to exiled generals monitoring Iraq. "The Americans will be fighting ghosts. They will find it very hard to know where the enemy is. Those who are betting that Saddam will be defeated quickly are mistaken," said Lieutenant-General Tawfik al-Yassiri. "Tens of thousands of elite Iraqi forces have spread underground, above ground, in farms, schools, mosques, churches . . . everywhere. "They are not in camps or major installations. These units...