Water tender driver dies while assisting Nuns Fire, fatigue may have played role: Cal Fire

A water tender driver heading downhill on Monday morning, overturned and died on the Oakville Grade, west of Highway 29 in Napa County. According to a Cal Fire spokesmen, the water tender overturned and rolled to an upside down position off the grade. He was not immediately identified. It's unclear if fatigue played a role in the crash, although authorities are investigating if it could be a factor since crews have been working around the clock. Allie Rasmus reports