I was the lead detective on the David Twigg case, I thought his fiancée Julie Dixon was a victim until I uncovered chilling secrets that helped lock her up
Daily Mail -

Lead detective Stuart Gibbon thought murderer Julie Dixon was a victim. Dixon murdered her partner of 15 years, David Twigg, 46, in his workshop in 2011. Mr Gibbon admitted that the case was like no other Lincolnshire Police knew

In related news