Staff Sgt. Juan Hinojosa, 99th Security Forces Squadron military working dog handler secures a splint to Erik, 99th SFS MWD, during a training exercise Aug. 8, 2018, at Nellis Air Force Base, Nev. The exercise included a trail of possible dangers, a “live” gunfire situation and ended with an injury scenario where handlers had to apply their veterinary knowledge. (U.S. Air Force Photo by Airman 1st Class Haley Stevens)