Overview

• Vader, a 4-year-old police dog, was left in a running patrol car with the AC on.
• The air conditioning system malfunctioned, causing the vehicle to overheat.
• Emergency heat sensors failed to alert Vader's handler of the rising temperature.
• Vader initially showed signs of recovery but later died at a 24-hour clinic.
• This is the second heat-related death of a Missouri police dog this year.