Possible propane tank explosion reported at Chicago's Soldier Field during Autism event

Soldier Field in Chicago (file photo courtesy WMAQ)

CHICAGO (WMAQ) - An explosion was reported at Chicago's Soldier Field around noon Saturday.

The Chicago Fire Department responded to an incident where a propane tank may have exploded during the scheduled Autism Speaks Walk event, according to WMAQ, our NBC station in Chicago.

A Facebook video posted by one of the participants at Saturday's event, shows a white tent on fire.

It is unknown what caused the incident and no injuries were immediately reported.

The investigation is ongoing.

Get the latest information on this developing story from WMAQ.

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