JOINT BASE ANDREWS, Md. - Nero, a military working dog, is released to attack Staff Sgt. Samantha Navarrete, a canine handler with the 316th Security Forces Squadron, during a training demonstration at the Joint Service Open House here May 14. JSOH offers an opportunity for service members to interact with, thank and show the public America's skilled military. (U.S. Air Force photo by Staff Sgt. Renae L. Saylock)