Lucy Letby: plumber tells jury of sewage leak in neonatal unit

Tradesman gives evidence after nurse claimed incident may have had role in unexplained baby deaths

A hospital plumber has told the trial of Lucy Letby that sewage spilled from a sink in the neonatal unit where she allegedly murdered babies, as he gave evidence for the defence.

Lorenzo Mansutti confirmed Letby's recollection of an incident the nurse suggested may have contributed to the unexplained deaths of babies.