Police said they are investigating a wreck between a vehicle and an Arlington Fire Rescue van Friday.
The fire department said the driver of a pickup ran the light at Pioneer Parkway and Green Oaks Boulevard at 11:45 a.m. and collided with three vehicles.
One of the vehicles was an AFD van with three firefighters inside.
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Responding firefighters had to extricate the driver of a sedan who was injured in the crash.
One person was hospitalized with injuries that are not life threatening.
Several lanes were obstructed as crews cleared the vehicles from the intersection.