Lawrence Douglas County Fire Medical investigators and Lawrence police were outside a central Lawrence residence Friday morning investigating the cause of a vehicle fire.

According to Journal-World reporting partner Operation 100’s Mike Frizzell, dispatchers received a call about someone throwing a flaming object onto a vehicle in the 1200 block of West 20th Terrace.

Sgt. Trent McKinley, a Lawrence police spokesman, said the incident was not reported to officers until 7 a.m. although the fire allegedly occurred around 2 a.m. Friday. He said police were assisting fire investigators.

Investigators were at a residence near the intersection of West 20th Terrance and Mitchell Road, which is southeast of 19th Street and Naismith Drive.