The cause of the fire, which burned 78 acres, remained under investigation, according to Cal Fire, the state firefighting agency.

Yolo County officials confirmed Saturday afternoon that all seven of the missing workers' remains have been found on the scene after an explosion at a fireworks warehouse in Esparto on Tuesday. The coroner's office is still working to identify the remains.

The cause of the fire, which burned 78 acres, remained under investigation, according to Cal Fire, the state firefighting agency.