As his team prepares to clear and secure a room during a training drill, Ian is the first man in a four-man stack. Aug. 15, 2007, Echo Company was deep into their Mission Oriented Urban Tactics exercises for three days focused on urban combat. The recruits drill sergeant, Tommy Beauchamp, has a lot of first-hand experience to share with the troops about urban combat: He served a tour of duty in Afghanistan and two tours in Iraq, where the battlefield loomed more complex than in previous wars.