https://www.vice.com/en_us/article/xwngn3/police-are-feeding-celebrity-photos-into-facial-recognition-software-to-solve-crimes

Police departments across the nation are generating leads and making arrests by feeding celebrity photos, CGI renderings, and manipulated images into facial recognition software.

Often unbeknownst to the public, law enforcement is identifying suspects based on “all manner of ‘probe photos,’ photos of unknown individuals submitted for search against a police or driver license database,” a study published on Thursday by the Georgetown Law Center on Privacy and Technology reported.