Tech. Sgt. Joseph Stoltz, 11th Security Forces Squadron military working dog handler, briefs Baltimore Polytechnic Institute High School Air Force Junior Reserve Officer Training Corps cadets during a base tour at Joint Base Andrews, Md., Feb. 16, 2017. The tour is part of an annual visitation program with the Air Education and Training Command and sponsored ROTC and JROTC programs. (U.S. Air Force photo by Senior Airman Delano Scott)