OPERATION ENDURING FREEDOM (AFPN) -- Staff Sgt. Justin Sherman looks over star barricades near the flightline at a forward-deployed location. Security forces at this location added more than 3,500 barricades throughout the installation. Sherman is the noncommissioned officer in charge of force protection with the 438th Expeditionary Security Forces Squadron and deployed from the 95th SFS at Edwards Air Force Base, Calif. (U.S. Air Force photo by Tech. Sgt. Adam Johnston)