chemical spill
![](https://cdn.abcotvs.com/dip/images/15000860_062524-wls-ap-ohio-train-derailment-img.jpg?w=660&r=16%3A9)
NTSB reveals cause of 2023 toxic train crash in Ohio
Federal investigators confirmed Tuesday that a hot railcar wheel bearing caused the massive 2023 derailment and fire of a Norfolk Southern train in Ohio.
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