National Geographic Explorer Paul Salopek tells host Carolyn Beeler about his walk across South Korea's Saemangeum, a tidal ...

Vital roads aren’t the only thing being affected by the deluge, as several businesses in the Palisades area, including the well-known Duke’s restaurant, were overwhelmed by mud and debris.

But the area’s scorched, ash-covered soil then washed down the hillsides, covering roadways in mud and leaving helpless drivers — including those in emergency vehicles — trapped. A fire ...