The ceasefire between Coalition forces and Shiite militias in Iraq remains only ostensively after heavy fighting continued today in Najaf and Baghdad. Terence Smith gets an update on the latest violence from Washington Post reporter Pamela Constable in Baghdad.

Fighting in Iraq flared up again Thursday and threatened a two-month-old truce between Shiite militias and U.S. forces and the interim governments. Margaret Warner talks with two experts about the insurgency and the security situation for U.S. troops in Iraq.