Staff Sgt. Jacob Whetstone holds a pair of marshalling sticks to signal a pair of UH-60 Blackhawk helicopters where to park July 30 at Baghdad International Airport in Iraq. The 447th Expeditionary Operations Squadron transient alert team coordinates all traffic on the military airfield here. An average day brings in more than 100 fixed and rotary wing aircraft. Sergeant Whetstone is a 447th Expeditionary Operations Squadron crew chief. (U.S. Air Force photo/Tech. Sgt. Russell Wicke)