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Facial recognition in the U.K. faces legal challenge

A surveillance camera is mounted on a wall.
Photo: Oli Scarff/Getty Images

A British privacy watchdog is preparing to mount a legal challenge to the use of AI-based facial recognition technology in the U.K.

Why it matters: Law enforcement around the world is increasingly using real-time facial recognition. The technology is already widespread in China and is used by some police departments in the U.S.