Former executives at the Countess of Chester hadn't spoken publicly about the serial killer case - until this week.

After Letby was removed from caring for babies over safety concerns, then-hospital chief executive Tony Chambers told her: “Your resilience, Lucy, you astound me.”

Lucy Letby injected air into two triplet boys on successive days at the Countess of Chester Hospital’s neonatal unit in June 2016 as part of a series of attacks on infants

Tony Chambers, the CEO of the Countess of Chester Hospital, met with the now convicted baby killer and her parents - and said her dad had made threats to staff

The former Chief Executive of the Countess of Chester Hospital rejects claims he stalled police investigation into baby deaths there | ITV News Granada

Lucy Letby’s father threatened to hold a gun to the head of the chief executive of the hospital she worked at, a public inquiry has heard.

Tony Chambers, former chief executive at the Countess of Chester Hospital, has been accused of being too slow to act on fears raised over babies' deaths.

Tony Chambers led the NHS trust where neonatal nurse Lucy Letby fatally attacked babies and apologised to the families | ITV News Granada

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The conversation came after the child serial killer was given an administrative role following fears for her patients’ safety.