2017 Kia Optima electrical system problems

While my significant other and I were driving down the highway our car began smoking from under the hood, then smoke began coming through the air vents inside the car; within seconds we seen flames coming out from under the hood and immediately evacuated the vehicle in heavy traffic with no where to pull over. Within minutes the entire car was engulfed in flames.

Tl* the contact owns a 2017 kia optima. While attempting to accelerate from a stop, the vehicle stalled without warning. As a result, another vehicle crashed into the rear of the contact's vehicle. There were no injuries and a police report was filed. The contact was able to drive the vehicle. The vehicle was taken to jeff wyler kia (located at 5815 dixie hwy, fairfield, oh 45014) where it was diagnosed, but the technician could not find a failure. The vehicle was not repaired.