The crash occurred around 3 p.m. Wednesday in the area of Route 108 (Shelton Avenue) and Pine Street, said Shelton Police Det. Richard Bango.
A mother and her two children were taken to a local hospital after the crash which caused the vehicle rollover.
Officials with the Echo Hose Hook & Ladder Company said one person had to be extricated from the vehicle.
The extent of injuries was not known.
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