The killing of police officer Andrew Harper by three teenagers fleeing a burglary scene in 2019 has resurfaces as a political crisis following Labour's Sentencing Act, which reduces custodial terms to address severe jail overcrowding. One attacker, Henry Long, received a 16-year extended sentence and remains ineligible for early release. However, his two accomplices, Jessie Cole and Albert Bowers, received standard 13-year sentences and would have become eligible for release next year under the new rules, which allow release at the halfway point for sentences exceeding four years.

Prime Minister Andy Burnham initially stated he had exhausted all options without risking systemic collapse, but returned from holiday to order Justice Secretary Alex Norris to identify alternative approaches to prevent their premature release. The government has made some concessions—exempting sexual offences from early release and delaying the scheme's start—yet these changes did not affect Harper's killers' eligibility. Burnham now claims growing confidence that the individuals will serve their full sentences, though the tension between prison capacity needs and public protection concerns remains unresolved.