Authorities say an Arizona woman in her 50s got trapped underwater in her car.

She survived in an air pocket and called 911 from inside the submerged vehicle.

Crews in Mesa, Arizona arrived to save the victim.

In the video, you can see rescuers disappear under the water. Fire and medical officials say a rescuer then felt the woman grab his arm. 

Moments later, she surfaces with the woman alive. She sustained minor injuries.

It is not yet clear just how the vehicle wound up in the canal.

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