NORTH HUNTINGDON TOWNSHIP (KDKA) — Police are investigating after a woman crashed her truck into a sign and later admitted she had been “huffing” prior to the crash.

North Huntingdon Township police were sent to the scene at a Subway restaurant on Route 30 shortly before 4 p.m. According to police, a 23-year-old woman struck the sign outside the restaurant with her pickup truck, and the truck became fully engulfed in flames. The woman and her 5-year-old son were helped out of their vehicle by an eyewitness. The woman sustained minor injuries, and the child was unharmed.

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The eyewitness told police that the woman threw something into a nearby dumpster after escaping the flaming truck. In the dumpster, police found a can of compressed air duster. The woman later admitted that she had been “huffing” the air duster prior to the crash.

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Police continue to investigate, and charges against the woman are pending. She has not yet been identified.