Halfpoint/Shutterstock The murder of 13-month-old Preston Davey, who was sexually abused and killed by one of his adoptive fathers, Jamie Varley, has shocked and saddened people across the country. Varley was sentenced to life in prison. His partner, John McGowan-Fazakerley, was found guilty of sexual assault, child cruelty and allowing the death of a child, and sentenced to 25 years.