Three Senior Hospital Leaders Arrested on Suspicion of Gross Negligence Manslaughter

Following the conviction of nurse Lucy Letby for the murders of seven infants and attempted murder of seven others, an investigation into corporate manslaughter and gross negligence manslaughter was launched at the Countess of Chester Hospital. Recent arrests of three senior hospital leaders who were part of the leadership team in 2015-2016 have shed new light on the events surrounding the tragic incidents. The police investigation is ongoing, and a public inquiry into the hospital's failings is due to publish its findings in early 2026.

Key Takeaways:

• Three senior hospital leaders who were part of the leadership team at the Countess of Chester Hospital in 2015-2016 have been arrested on suspicion of gross negligence manslaughter, while corporate manslaughter and gross negligence manslaughter probes are continuing.
• The police investigation into corporate manslaughter at the hospital began in October 2023, and the scope of the investigation expanded to include gross negligence manslaughter in March 2025.
• Lucy Letby's barrister, Mark McDonald, has called for a full public inquiry into the hospital's failings, stating that 26 internationally-renowned experts have concluded that no crime was committed, and no babies were murdered.
• The police are currently reviewing deaths and nonfatal collapses of babies at the neonatal units of the Countess of Chester and Liverpool Women's Hospital during Letby's time as a nurse from 2012 to 2016.
• Lucy Letby is serving 15 whole-life orders after being convicted of murdering seven infants and attempting to murder seven others, with two attempts on one of her victims, between June 2015 and June 2016.

Statistics:

• 15 whole-life orders served by Lucy Letby for murdering seven infants and attempting to murder seven others.
• 7 infants murdered by Lucy Letby between June 2015 and June 2016
• 7 attempted murders by Lucy Letby
• 2 incidents where Lucy Letby attempted to murder the same victim.
• 26 internationally-renowned experts have looked at the case and concluded that no crime was committed, and no babies were murdered.
• Early 2026: Lady Justice Thirlwall is expected to publish the findings from her public inquiry into the failings of the neonatal and pediatric medical care unit at the Countess of Chester hospital.

Sources:

• Cheshire Constabulary [no date]
• Senior investigating officer Detective Superintendent Paul Hughes [no date]
• Spokeswoman for CoCH [no date]
• Mark McDonald, Lucy Letby's barrister [no date]
• Police [June 30, 2025]
• BBC News [October 2023]