Suspect is one of three ex-senior leaders also arrested last year on suspicion of gross negligence manslaughter

A former boss at the hospital where Lucy Letby worked has been arrested on suspicion of perverting the course of justice.

Police arrested the suspect on Wednesday as part of an investigation into allegations of gross negligence manslaughter by former senior leaders at the Countess of Chester hospital.

Paul Quinn convicted in light of DNA evidence from 2003 attack that led to notorious miscarriage of justice

• The rape case that became one of Britain’s greatest miscarriages of justice

A man who evaded justice for more than two decades has been found guilty of the 2003 rape for which Andrew Malkinson was wrongfully jailed for 17 years.

Paul Quinn, 52, was convicted by a jury on Friday after a fresh forensic analysis found traces of his DNA on the victim.

Paul Quinn’s conviction, 23 years after the attack, exposes how a victim was repeatedly failed and an innocent man wrongly jailed

• Paul Quinn found guilty of rape

One of Britain’s most shocking miscarriages of justice began before dawn on a summer day in Salford more than 20 years ago.

A young woman had walked the darkened streets alone for about five miles when she was honked at, wolf-whistled and was so frightened she hid for a while in undergrowth.