An ounce of prevention Published March 12, 2003 OPERATION ENDURING FREEDOM (AFPN) -- Staff Sgt. Brian S. Wells demonstrates how to use a fire extinguisher to servicemembers deployed to Bagram Air Base, Afghanistan. Wells is assigned to the 455th Expeditionary Operations Group fire department here. (Photo by Army Pvt. 2nd Class Terri Rorke)