California emergency officials conducted an overnight mission to measure pressure in a tank at risk of leaking or exploding, forcing evacuation orders for more than 40,000 Orange County residents. - The tank stores methyl methacrylate at a GKN Aerospace facility in Garden Grove.
- A potential crack was found, which could relieve pressure and change strategy. - Governor Newsom requested a federal emergency declaration.
- Disneyland and Knott's Berry Farm remain open but may experience minor traffic disruptions. The situation remains fluid as authorities work to eliminate the threat of a catastrophic explosion.