A 7,000-gallon chemical tank in Garden Grove, Orange County, may have developed a crack, potentially relieving pressure but still posing an explosion risk. Over 50,000 residents remain evacuated.
- The tank contains toxic methyl methacrylate and overheated on Thursday. - A possible crack was discovered Sunday, which could change response strategy.
- Firefighters are cooling the tank to prevent a blast that could cause severe damage. - A class-action lawsuit has been filed against the facility operator, GKN Aerospace.
Officials are working to validate the crack and continue monitoring air quality. No injuries have been reported.