CAMBRIDGE, MASS. (WHDH) - Smoke on the tracks at the MBTA’s Central Station caused some service disruptions on the Red Line on Saturday morning.

The Cambridge Fire Department responded to the report of an odor of smoke around 7 a.m. It was determined smoke was coming from third-rail wiring.

Shuttle buses were run from Harvard to Park Street to assist riders while the situation was addressed.

Regular service has since resumed.

No additional information was immediately available.

This is a developing news story; stay with 7NEWS on-air and online for the latest details.

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