A Derbyshire police officer is under criminal investigation for allegedly using AI to fabricate evidence in multiple cases — the first known case of its kind in the UK. Derbyshire Constabulary and the Crown Prosecution Service are working together to review potentially affected cases and notify defence lawyers and courts. The core problem Forbes identifies is that original recordings weren't preserved, making the fabrication harder to catch — a systemic flaw that could affect how evidence is handled across police forces going forward.