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'I was misidentified as shoplifter by facial recognition tech'

Live facial recognition is becoming increasingly common on UK high streets. Should we be worried?

Silkie Carlo, director of Big Brother Watch, has filmed the police on numerous facial-recognition deployments. "If they trigger a match alert, then the police will come in, possibly detain them and question them and ask them to prove their innocence." In Bethnal Green, although some people the BBC spoke to were worried about the use of the tech, a majority were supportive - if it helped to tackle crime.

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