San Gabriel Valley areas scarred by the Eaton Fire are at “high to very high risk” of debris flows this week. How do they happen? What is being done to prepare? And what do survivors of a catastrophic ...

Near the ruins of the Los Angeles fires, a new battle has been emerging over how to dispose of the toxic waste left behind.

Federal and state officials say the temporary sites for processing hazardous waste pose no threat, but residents are worried ...