Civil liberties groups have criticised new UK police guidance that could place innocent people on facial recognition systems watchlists. The College of Policing published a guide for officers in England and Wales on Tuesday, which they said was to ensure the use of live facial recognition technology is “legal and ethical.” Police said facial recognition technology can be used in operations to find “people who are missing and potentially at a risk of harm; find people where intelligence suggests that they may pose a threat to themselves or others; and arrest people who are wanted by police or courts.” But Silkie Carlo, director of the privacy campaign group Big Brother Watch, said the guidance was an “atrocious policy and a hammer blow to privacy and liberty in our country.” “We warned about mission creep with this Orwellian surveillance technology and now we see that this new policy specifically allows innocent …