Massive oil spill off Southern California coast a "potential ecological disaster," warn officials (3)

Workers drive heavy machinery to build a berm to prevent oil spill in Orange County, California, Oct. 3, 2021. A massive oil spill off the Orange County coast in Southern California prompted the closure of a 9-kilometer long beachfront area on Oct. 3, and crews from California Department of Fish and Wildlife (CDFW) are cleaning up the pollution from facilities in federal waters. (Photo by Zeng Hui/Xinhua)