It's every driver's worst nightmare - a speeding car with no brakes.
This US woman was trapped doing 190km/h down a US freeway, with only a steering wheel to guide her, when her accelerator became stuck.
The terrified woman even had to drive on the median strip to dodge trucks and cars, as she called 911 for assistance.
But all police could do was watch on in horror until the 35-minute ordeal came to an end.
Watch below to see how it ended.[[vid:mm:30397845|player=default]]
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