According to this article from the Moonie Times, friendly fire incidents have increased "dramatically", the situation being described as "critical" by one of the private security companies. The problem is that contractors are often mistaken for Iraqis and thus shot at...
As it is, if there are convoys of cars planning to visit a work site or offices, those involved will normally give the military a heads-up so they do not get shot up at any military checkpoints.
The military appeared stumped by the problem when it was pointed out to them three months ago.
"Going out low profile is a really bad idea now. Please give me some ideas for near and far recognition. If I were a contractor, I would come up with something the troops could readily identify," one colonel said. "The problem will be that the bad guys will figure it out and mimic it. Not sure what the solution here is." http://www.washingtontimes.com/functions/print.php?StoryID=20050304-095507-2325rSo the inevitable question is: if it's this dangerous to be mistaken for an Iraqi, how dangerous is it to actually be a liberated Iraqi?
This could perhaps explain what happened to the Italians, if one ignores the more unusual circumstances surrounding the incident, reported by the surviving victim.