RCMP MCU arrests one in connection to John d’Or Prairie stabbing

Jun 5, 2025 | 11:34 AM

The Alberta Major Crimes Unit has provided an update on its investigation into a fatal stabbing in John d’Or Prairie yesterday (Wednesday, June 5).

According to the MCU, it was revealed that the victim, 33-year-old Kiefer St. Arnault of John d’Or Prairie, had an argument with his brother, which escalated, resulting in a stabbing.

Twenty-eight-year-old Cody St. Arnault had manslaughter charges laid against him and will be in court June 10.