Excerpt - BAGHDAD, Iraq (CNN) -- Col. William Wood, commanding officer of the 184th Infantry Regiment, died last week, becoming the highest-ranking U.S. officer to be killed in combat in the Iraq war, the U.S. military said Monday. Wood, based at Forward Operating Base Falcon in the northern province of Babil, had responded to a roadside bomb Thursday and was giving orders to his men as they secured the area when a secondary explosion blew him backwards into a canal, killing him instantly, the military said. Wood, 44, was based at Fort Stewart, Georgia. A memorial service will be held...