UPPER MERION, Pa. (CBS) — Crews rushed to the scene of a serious accident in Montgomery County Wednesday afternoon.

Police say the crash happened on Gulph and Baptist Trace Roads in Upper Merion.

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Authorities say a helicopter has been requested and at least one person is reportedly trapped.

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No word on what caused the accident or how many vehicles were involved.

Stay with CBSPhilly.com for the latest on this developing story.

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