Experts trying to prevent a tank holding a highly toxic and flammable chemical from exploding in California have found a "potential crack" that...

US firefighters warned a tank of toxic chemicals in California is heating up, adding to fears of a catastrophic explosion that has already forced tens of thousands of people to evacuate.

May 24 (UPI) -- Tens of thousands of Orange County, Calif., residents remained evacuated Sunday as officials nervously watched the condition of a failing, 34,000-gallon tank containing dangerous chemicals.

Tens of thousands remain under evacuation orders in Garden Grove, California. Read more at straitstimes.com. Read more at straitstimes.com.

Fire officials identify a potential crack in a California chemical tank, reducing explosion risk while preparing for possible hazardous spill.

Fire officials identify a potential crack in a California chemical tank, reducing explosion risk while preparing for possible hazardous spill.

A Southern California chemical tank is in danger of exploding, leading to an evacuation order into the Memorial Day weekend for 50,000 residents with no timeline on when they can return.

The risk of a catastrophic explosion of a damaged chemical tank Southern California has been eliminated following a close overnight inspection that confirmed a crack in the tank has relieved pressure and cooled the chemical.

Authorities braced for the possibility that a damaged chemical tank in Southern California could leak or explode as an evacuation order continued into the Memorial Day weekend for 50,000 residents wit