Chilling moment Lucy Letby maintains innocence in police

The new Angel of Death: The chilling comparisons between killer nurses Lucy Letby and Beverley Allitt - from befriending parents to stealing medical notes and passing the blame<br /><br />Moment Lucy Letby admits she had concerns about rise in the mortality rate. The 33-year-old, from Hereford, was arrested in July 2018 after a year-long police investigation into high infant mortality rates.