Iraq (AP) - A U.S. Marine was captured and put on display in the town of Shatrah, and military officials do not know if he is alive or dead, the Richmond Times-Dispatch reported. The Marine was captured Friday after a convoy of 200 vehicles heading north on Route 7 toward Baghdad was hit with rocket-propelled grenades and heavy machine-gun fire while passing through the town. The Marine was part of an aircraft support squadron. Officials have not released his name. Shatrah is about 25 miles north of Nasiriya and 160 miles southeast of Baghdad. Maj. Dave Holahan, executive officer of...