Staff Sgt. Christopher Dennison, right, 11th Security Support Squadron military working dog handler, salutes Maj. Alex Liggett, left, 11th SSPTS commander, after MWD Lenox received the Meritorious Service Medal during his retirement ceremony on Joint Base Andrews, Md., June 4, 2018. Lenox served 10 years at JBA as an explosive detection K-9. (U.S. Air Force photo by Airman 1st Class Jalene A. Brooks)