The Bush administration claims the Iraqi Army is a unified force of Shiites, Sunnis and Kurds who fight together for the centralized government of Iraq. That's complete nonsense.

In fact, the different divisions of the army are segregated by sect. The so-called Iraqi Army fighting in the south right now is mainly the Badr Corps. This is a rival Shiite militia to Muqtada al-Sadr's Mahdi Army.

The...