12/9/2006 - SATHER AIR BASE, Iraq (AFPN) -- Sometimes a tragedy inspires others to strive for excellence. That's what happened here for two Air Force units near Baghdad as they worked together to bring in some good for fellow Airmen. Airman 1st Class LeeBernard Emmanuel Chavis was killed while patrolling the streets of Baghdad Oct. 14 in the turret of his armored humvee. His death motivated a team of vehicle maintenance Airmen to design and build a new protective turret to avoid similar deaths. "This is a story about Airmen helping Airmen. We're trying to help the people who go...