Downing Street said it was 'not possible' to exempt 'one or two offenders' convicted of manslaughter amid an outcry at the possibility of Jessie Cole and Albert Bowers being freed.

PC Harper, a Thames Valley Police officer, was killed in August 2019 while responding to a quad bike theft in Sulhamstead, Berkshire.

Prime Minister Andy Burnham is reportedly prepared to "explore every option" to block the early release of PC Andrew Harper's killers Jessie Cole and Albert Bowers