WILMINGTON, Del. (CBS) — Two people were killed in a multi-vehicle accident that shutdown a portion of I-495 in Wilmington on Friday afternoon.

Officials say four vehicles were involved in the deadly crash around noon on I-495 northbound in the area of 12th Street in Wilmington.

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Two people were killed and one was seriously injured.

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I-495 is shut down at the I-95 split. Officials say the road should reopen by 5 p.m.

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Authorities have not said what caused the accident.