Crews responded to the crash on I-495 south just after the South Main Street bridge in Mansfield just before 4 a.m. Saturday, Oct. 15, Mansfield Fire said on Facebook.
Upon arrival, crews found five vehicles involved in a crash that spread over hundreds of yards, Mansfield Fire said.
Two people were pronounced dead on arrival and two more taken to local hospitals with minor injuries. A fifth person refused medical treatment, fire officials said.
I-495 was closed fro several hours as crews worked to clean up the crash. The investigation is ongoing.
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