Max, military working dog, K9 unit, Provost Marshal’s Office, signals that he found a bomb threat during night training at Condor Elementary School, Dec. 9, 2014. The training helped evaluate the condition of the dogs while working. - Max, military working dog, K9 unit, Provost Marshal’s Office, signals that he found a bomb threat during night training at Condor Elementary School, Dec. 9, 2014. The training helped evaluate the condition of the dogs while working.