.... New details also emerged about clashes on Saturday in the Shiite holy city of Karbala, which left five Americans dead. Lt. Col. Scott R. Bleichwehl, an American military spokesman, said the gunmen who stormed the provincial governor’s office during a meeting between American and local officials were wearing what appeared to be American military uniforms in an effort to impersonate United States soldiers.
The sophisticated attack hinted at what could be a new threat for American troops as they start a fresh security plan centered on small bases in Baghdad’s bloodiest neighborhoods, where troops will live and work with Iraqi forces. One of the American military’s greatest concerns, military officials have said, is that troops will be vulnerable to attack from killers who appear to be colleagues.
It is not uncommon for gunmen to impersonate Iraqi security forces, but this appears to be the first time that attackers have portrayed themselves as Americans. ...