Postings have surfaced on three different Jihadi message boards requesting 'support and reinforcements' from the 'brothers in the Arabian Island' -which is code reference to Saudi Arabia.In addition there have been additional communications indicating that insurgents may in fact plan to stage a mass casualty civilian event (no specifics on location yet) and hold the United States responsibe for it. Based on this information, combined with recent events in Iraq and especially Fallujah, we have concerns that American servicemen may be walking into potential ambushes in at least two locations tomorrow-Karbala and another location we have not been able to...