Mumbai police have registered a case against unknown persons after TV actor Mona Singh lodged a complaint about an objectionable MMS clip on the social networking sites.
Police said they were trying to find out the IP address of the computer from where the clip was uploaded.
Police suspects that the culprit(s) is someone known to the actor.
"We suspect involvement of some local elements and we are trying to trace the IP address of the computer from where it was uploaded," a police officer said.
A case was registered yesterday under the Information Technology Act.
