> Because it was the middle of the night, there were few people at local radio stations, all operated by Clear Channel with mostly automated programming. No formal emergency warnings were issued for several hours while Minot officials located station managers at home.
OK, then ensure the radio stations actually have people in them. Otherwise, it's a false sense of security:
https://en.wikipedia.org/wiki/Minot_train_derailment
> Because it was the middle of the night, there were few people at local radio stations, all operated by Clear Channel with mostly automated programming. No formal emergency warnings were issued for several hours while Minot officials located station managers at home.