Three senior managers from the hospital where nurse Lucy Letby was convicted of murdering babies worked, have been arrested on suspicion of gross negligence manslaughter, British police said on Tuesday.
Letby, 35, is serving life in jail after being found guilty of murdering seven newborns and attempting to murder eight more between June 2015 and June 2016 while working in the neonatal unit of the Countess of Chester Hospital (CoCH)
