THORNTON, Colo. (CBS4) – Three people died in an early morning crash involving multiple vehicles in Thornton. The intersection at 120th Avenue and Colorado Boulevard was closed for several hours and reopened at around 7:45 a.m. on Saturday.

Thornton police officials say they believe two vehicles were traveling while three others were stopped at a red light. Investigators say one or both of the moving vehicles caught on fire, and say three vehicles were burned.

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Cinthya Palma captured video of first responders at the scene.

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All three people who died were in the moving vehicles, police say. They add the victims suffered trauma and burn injuries.

Investigators are looking into whether speed was a factor, but have not been able to determine which vehicle or vehicles were at fault.

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Police say there were no reports of street racing before the crashes.

Danielle Chavira