These riots Violence happened Presence following the murder Killing of a traffic policeman named Name_conferral Selvaraj , by a member of the radical Islamist group Al Ummah .

The main conspirator was found Know to be S A Basha , the founder of Al Ummah , an Islamic fundamentalist body .

Gokulakrishnan to probe Scrutiny the case confirmed Check that Al Ummah was responsible for the attacks Attack .