BAKERSFIELD, Calif. -

Police in California say a milk tanker crashed into a barbed wire fence to avoid hitting a cow.

The truck got twisted up in the spiked metal and flipped upside down in a field near Bakersfield.

The barbed wire punctured the tanker causing a river of milk to flow into the field.

Crews spent nearly four hours trying to rescue the driver.

He was airlifted to a hospital with serious injuries.

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