Emergency officials have lifted an evacuation order for some of the tens of thousands of people who live near a damaged tank containing a hazardous chemical 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.

Around 40,000 people were ordered to evacuate parts of Southern California after a hazardous chemical leak at an aerospace manufacturing facility in Garden Grove triggered fears…