Staff Sgt. Shawn Smith watches his Blue Force Tracker.
U.S. Army Staff Sgt. Shawn Smith watches his Blue Force Tracker while communicating with others within his convoy during a patrol in Kirkuk, Iraq, on Nov. 4, 2006. The Blue Force Tracker gives real-time location of friendly forces on the battlefield. Smith is a patrol leader from Bravo Company, 2nd Battalion, 35th Infantry Regiment, 25th Infantry Division.