Hi-tech police crime units dealing with incidents of suspected child abuse have developed a backlog of cases, the BBC has learned.
More than 1,800 cases are waiting to be processed by police, data collated by 5 Live Investigates has shown.
The most serious example, in Wiltshire, saw at least one case being delayed by more than 21 months.
Reported by BBC News. You can read the full story here.