DEFUNIAK SPRINGS, Fla. (Court TV) — A judge is weighing whether to grant bond to a woman charged with killing a man who was found naked, zip-tied and dismembered under concrete on her property. Isabelle Johnson, 38, is charged with first-degree premeditated murder in the death of Jason Coulthart, 43, who was first reported missing in early June 2026 — three weeks before his body was found. Isabelle Johnson appears in court for a bond hearing on …