On Monday, December 28th Rescue Squad 1 was alerted to Box 0401 for the traffic collision with entrapment on Main St. in the Town of The Plains. First arriving units found multiple vehicles involved and one still trapped in the vehicle. Extrication was begun by initial arriving Engine Company who also requested more Medic units as they found multiple injuries to those involved, they also requested additional Engine to establish a landing zone for a medical helicopter. First arriving Medic unit assessed the patient and found that the patient had succumbed to injuries sustained. Command was established by Chief 10 who requested the Structural Collapse Team from Prince William due to one of the involved vehicles taking out a corner of a building. Rescue Squad arrived, stabilized the vehicle and awaited for Virginia State Police to conduct their investigation. While waiting, the crew from Rescue Squad 1 assisted Rescue Squad, Collapse, and Engine 504 with the shoring operation of the unstable building. Rescue Squad 1 extricated the occupant and returned the service.