One of the many weapons seen on AMC’s smash hit TV series “Walking Dead” is a unique pump-action shotgun called the “Ultimate Tactical Shotgun” or UTS-15. The weapon has also been spotted in video games like “Battlefield 4” and “Call of Duty: Ghosts.” The UTS-15 is built by the Turkish firearms manufacturer, UTAS-Makine. The distinctive weapon is the subject of a field test review from sharpshooter Kirsten Joy Weiss. In a 4:30 video, Weiss puts the UTS-15 through some rigorous paces while explaining the many features of the shotgun. The UTS-15 loads like many pump-action shotguns: The difference in this...