Fort Worth FD Engine 22, Forest Hill FD Engine 23, multiple MedStar EMS units, and Fort Worth PD are all working a major accident on the southbound Loop 820 service road near Mansfield Highway/Business 287. Reported to be a vehicle rollover onto the service road. One fatality reported at the scene and at least two other patients with potentially serious injuries. FWPD is handling the investigation. Its best to avoid this area.