A coalition that includes the ACLU, EFF, and 50 other organizations has asked the Department of Justice to investigate how the FBI and police are using large-scale facial recognition databases in criminal investigations. The letter comes alongside a new report that claims around half of American adults are effectively part of these databases.

The report, released by the Georgetown Law Center on Privacy and Technology, draws on both existing data and material obtained through public records requests. It notes that at least 26 states — which have been previously identified — let law enforcement scan photos from the Department of Motor Vehicles as part of investigations. Based on the number of drivers who have received licenses in each…

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