Police have long had access to fingerprint and DNA data bases … usually ‘populated’ by criminals and suspects.
On occasion, crime scene DNA samples have been matched to genealogical traits directly or indirectly — by honing in on family member DNA profiles.
Increasingly, facial recognition is being used to track down suspects and potential witnesses.
There have 2 recently revealed advances on the facial recognition front that have moved the technology to a higher and more controversial level.
