Authorities are trying to tamp down the risk of a possible explosion or leak of a damaged chemical tank at a facility in Southern California.

Chemical tank leak in Garden Grove forces 40,000 evacuations as crews race to prevent a possible explosion at a Southern California aerospace plastics plant.

About 40,000 residents evacuated after a chemical tank failure at a Garden Grove aerospace facility triggered safety concerns.

Authorities are racing to prevent the explosion of a leaking storage tank containing hazardous chemicals in Garden Grove, California, prompting evacuations for approximately…