Kolkata: South 24-Parganas police have arrested one Suman Das, alias Arayan, in connection with the death of a class XII girl who streamed her suicide live on a social networking site. She hanged herself from the ceiling fan at her house in Sonarpur.Police arrested him from near his house Khurigachi area of south 24-Parganas on Monday night. The girl had been in a relationship with the arrested youth. He has been arrested on the charges of abatement to suicide. He was remanded to three -day police custody after being produced at a Baruipur court. Also Read – Heavy rain hits traffic, flightsThe family members of the victim lodged a complaint with the local police station saying that the youth knew that she was going to commit suicide but did not try to prevent him. On the basis of the complaint, police started a probe and tracked the mobile tower to find out his position. It may be mentioned that the victim girl, Mousumi Mistri was a student of Sonarpur Kamrabad School. The incident took place in Baidyapara area of Sonarpur on Monday morning. Police recovered the body from the house and sent the body for post-mortem. Police said before committing suicide she spoke to the arrested youth through a video chat on a social networking app. Police have started a detailed probe into the incident.