An inquiry found Couzens history of alleged sexual offending dated back nearly 20 years before he kidnapped, raped and murdered marketing executive Sarah Everard.
Repeated opportunities were missed to stop Couzens leaving him able to stay a cop despite being a serial sex offender with a reputation for disturbing behaviour that led to his nickname the Rapist .
The heartbroken relatives of the 33-year-old marketing executive slammed police forces for overlooking the warning signs that Couzens was a serial sex offender .