MALDEN (CBS) – A man was seriously injured in an escalator accident at the MBTA station on Saturday.

Firefighters said a man in his 30s somehow became trapped in the escalator.

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A man was seriously injured in an escalator accident at the MBTA station on Saturday. (WBZ-TV)

They say his clothes may have gotten stuck, causing his arm to be pulled into the escalator.

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The injured man was sent to a Boston hospital. (WBZ-TV)

The man was alert when paramedics arrived. He was taken to Massachusetts General Hospital.

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Transit Police say they are investigating the incident.