Danish police had to redo 20.000 DNA tests with a larger set of markeres begin tested, because they jailed someone based solely on a DNA test and did consider that they might have gotten the wrong person, despite the DNA match. It's essentially a human hash collision.

Identification by AI is going to be the same, except worse, because it's frankly less scientific. Law enforcement, the judicial system and especially the public is simply to uninterested in learning the limitations of these types of systems. Even in the more civilized part of the world police would love to just have the computer tell them who to pick up and where.