An 18-year-old man has been arrested on suspicion of murdering Leonne Weeks, 16, who was found dead on a path in Rotherham.
Childrens Doctor Admits Child Sex Crimes
Raza Laskar from Ashton-under-Lyne's admitted a string of offences against 12 boys under 16.
Greater Manchester Police searched the 32-year-old's address in May after being alerted by the National Crime Agency about files thought to contain indecent photos of children having being made on a file sharing site.
A number of computers and data storage devices were seized.
More than 1.2 million images were found, hundreds of chat logs were also reviewed and videos recovered that led to officers identifying other child victims whoLaskar had groomed and incited to engage in sexual
The children were found after examination of internet chat logs and the investigation team traced them using their usernames, emails and IP addresses.
Some victims were based in the UK and others elsewhere around the world.
Detective Inspector Theresa Carter, said: "Raja Laskar is a person who lived two very different
"Like Jekyll and Hyde, he is vastly different in moral character depending on the situation, going from caring for and treating children to deliberately targeting, grooming and abusing them.
"He has admitted a vast number of appalling child sexual abuse offences and the size and the scale of this operation obviously came as a shock to the investigation team when you consider his background allied with the scale of his offending.
"His profession will obviously be an aggravating factor and one that many people will be extremely
concerned about. "While I can stress that we found no evidence that he committed any offence during the course
of his employment, it will be of absolutely no comfort to the boys and the families of the boys he targeted online.
Laskar will be sentenced in January.
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