Firefighters still have few options to prevent a tank of toxic chemicals in Garden Grove, Calif., from leaking or exploding.

Tens of thousands of people have been ordered to leave their homes in California after a huge chemical tank began leaking, with warnings it might blow up, sending toxic fumes over a heavily populated ...

An explosion would cause significant damage to structures located within the immediate blast radius and send a highly toxic, volatile and flammable industrial chemical into the air, Orange County Fire...