Authorities are investigating a deadly crash involving an unmarked Miami-Dade Sheriff’s Office (MDSO) vehicle Wednesday night in northwest Miami-Dade, officials said.

MDSO said the crash, which also involved two civilian vehicles, occurred near the intersection of Northwest 51st Terrace and Northwest 33rd Avenue in the Brownsville neighborhood at about 7:42 p.m.

According to preliminary information, one of the civilian drivers was transported by Miami-Dade Fire Rescue to Jackson Memorial Hospital’s Ryder Trauma Center in critical condition, where the person was later pronounced dead. The driver of the other civilian vehicle was taken to a local hospital for evaluation.

MDSO said the deputy involved in the crash was treated at the scene by Miami-Dade Fire Rescue.

Rescue personnel said one of the victims had to be extricated from a vehicle.

Surveillance video shared by community resident Ruddy Ocampo appears to show the violent crash.

Authorities have not released details about what led to the collision.

Stay tuned to NBC6 for updates on this story.