A car being driven by Cruise Automation technology
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Retrofitted tech turns cars to self-driving vehicles

Volvo, Audi and Google are among the companies in the race to create self-driving cars for the general public.

But startup Cruise Automation is developing technology that can be retrofitted to cars with an automatic gearbox.

A computer at the rear of the vehicle processes sensor data from the roof mounted pod and sends it to actuators which control the steering, acceleration and braking.

The BBC's Sumi Das finds out more.

More at BBC.com/Click and @BBCClick.

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