Sources told IANS that the CBI received inputs on the sales and distribution of such material on the Internet from Interpol's Singapore-based Crime Against Child Unit. After this, several teams of over 200 CBI officials were formed to crackdown on the entire network of the accused involved in the crime."We have learnt that Cloud storage is being used by the accused in distribution of child sexual abuse material. We got inputs and developed it on our own. We located their hideouts based on technical surveillance and are now rading them," the sources said. The operation has been named 'Operation MeghChakra'.