WHITESTOWN, ONEIDA CO. (AP) -- Officials say a fuel tank on an Amtrak passenger train was punctured when it was truck buy an object in Central New York, shutting down rail service for several hours.

About 500 gallons of diesel fuel spilled from the westbound Amtrak locomotive after Sunday afternoon's accident in Whitestown, just west of Utica.

An Amtrak official says the object came from a CSX Corp. work train on an adjacent track.

Some of the approximately 100 passengers on the Amtrak train say they heard a loud noise and saw flames before the train was stopped and they were evacuated. No one was injured.

Buses transported passengers to the Utica station to await other trains.

It was unclear what had struck the Amtrak train.

CSX officials say the company is investigating the accident.

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