No Motive Found Nearly a Week After Idaho In-N-Out Shooting That Killed Three

Twin Falls police say they still have no motive for the August 2026 mass shooting at an In-N-Out Burger that killed three and wounded ten. Gunman Chad Williams, 24, fired across multiple sites, approaching the drive-thru window four times, then killed himself on a walking trail. Police released edited surveillance footage on August 7, 2026.