ST. LOUIS – A fire started at a manufacturing warehouse in north St. Louis Wednesday afternoon.

The fire started at about 1 p.m. at a warehouse in the 400 block of East DeSoto Avenue. The St. Louis Fire Department is responding. They said they have deployed one line and there is a “report of a possible unknown chemical release.”

The Hazardous Materials Task Force is also responding to the fire.

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It is unknown at this time how the fire started. It is also unknown if anyone has been injured. FOX 2 will continue to update this story with more information as it becomes available.

FOX 2’s Bommarito Automotive Group SkyFOX helicopter is flying to the scene.