History on Instagram: "On March 16, 1984, Gary Plauché stood in a phone booth at Baton Rouge Metropolitan Airport, a .38 revolver concealed in his jacket. As police escorted Jeffrey Doucet—the martial arts instructor who had kidnapped and sexually assaulted Plauché’s 11-year-old son Jody—through the terminal, the grieving father stepped out and fired a single, precise shot into Doucet’s head at point-blank range. The execution, captured live by a WBRZ news crew, showed Doucet collapsing instantl