– Detective Inspector Warren Shepheard from Cleveland Police’s investigation.
"Clearly this is a complex investigation, which has involved a significant number of cases which have had to be examined in detail.
"We are methodically working our way through this and we are making progress. We have contacted everyone affected by this investigation to explain the situation to them and we continue to provide specialist support from Family Liaison Officers.
"We understand however that other people may have concerns and we have a dedicated phone line for callers to leave a message for the investigation team.
"That number is 01642 301677.”
More than 300 criminal cases in Cleveland and Staffordshire that were potentially botched by a scenes of crime officer accused of lying about his qualifications are being reviewed by the police watchdog, Independent Police Complaints Commission.