This Week’s Body Cams: Seven Shootings, Two Good Guys With Guns, and One Cop We Lost

Breaking down the In-N-Out massacre, a Las Vegas line-of-duty death, and a 200-round felony stop in Houston — from a former OIS investigator's chair. WATCH VIDEO HERE: Subscribe now Seven incidents this week, a mass shooting stopped by an off-duty trooper and an armed citizen. A parolee who turned and pointed at a cop in a riverbed. A masked man who ambushed and murdered a Las Vegas officer…