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Karlo, a 436th Security Forces Squadron military working dog, sits next to Staff Sgt. David Bischoff, 436th SFS MWD handler during a training demonstration, April 11, 2018, at Dover Air Force Base, Del. Joey Logano, driver of the No. 22 Ford in the Monster Energy NASCAR Cup Series, watched Karlo, an 80-pound Belgian Malinois MWD, waits for the command to attack from Bischoff. (U.S. Air Force photo by Roland Balik)