Behind the red line
Airman 1st Class Keya Harris and Airman Melanie Signor, both 99th Surgical Operations Squadron surgical technicians, assemble surgical instrumentation as Senior Airman Andrew Merrell, 99th MSGS surgical technician unloads clean instruments from a washer decontaminator at the Mike O' Callaghan Federal Hospital Oct. 11, 2012, at Nellis Air Force Base, Nev. Surgical technicians assist surgeons during operations and sterilize the tools to help with anesthesia. (U.S. Air Force photo by Staff Sgt. Christopher Hubenthal)