Days after mass evacuations were ordered in Orange County, the next few hours could be crucial in dealing with a volatile ...

Authorities are bracing for the possibility that a damaged chemical tank at a facility in Southern California could leak or ...

A potential crack may be releasing pressure inside a toxic chemical tank in Garden Grove, officials said Sunday, a ...

Thousands are under evacuation orders in California as officials work to cool off an overheating chemical tank at risk of ...

An estimated 40,000 people in Orange County, California, have been ordered to evacuate over fears that a tank containing a ...

Experts trying to prevent a tank of hazardous chemicals from exploding in Southern California found a "potential crack" in the container that might be reducing the pressure, a fire official said on ...

Officials have lifted all evacuation orders related to an overheating chemical tank in southern California, a day after a ...

The battle to keep a highly toxic chemical from exploding took a step backward Saturday.

An all-night operation confirmed a crack in the tank in relieving atmosphere and pressure, OC fire officials say.

(AP) - A damaged chemical tank in Southern California has a crack, potentially lowering the risk of a cataclysmic explosion, though an evacuation order remains in effect for some 50,000 area residents ...