USAF F-16C block 52 #93-0543 flown by the Commander of the 157th EFS South Carolina ANG, with the call sign 'D-Dawg', signals to his Crew Chief from the cockpit of his F-16C, before deploying for a mission with the 379th AEW in Southwest Asia, supporting OIF on April 11th, 2003 [USAF photo by SMSgt. Edward E. Synder]