The CBI has arrested 11 persons in Nandigram murder case wherein BJP worker Debabrata Maity was killed allegedly by Trinamool Congress workers during post-poll violence in West Bengal. CBI had filed the case on September 30 following a Calcutta High Court order. Debabrata Maiti, a BJP activist from Chillagram in Nandigram, was killed after the results of the state assembly elections came out. Trinamool was accused of killing him.<br />'' <br />''CBI is probing the matter and numerous cases have been registered in connection with the post-poll violence in West Bengal. Earlier in August this year, the Calcutta High Court ordered a court-monitored CBI probe into incidents of post-poll violence. The High Court also ordered to set up Special Investigation Teams (SIT) for investigation of relatively less serious crimes.<br />'' <br />''<span style="color: #222222;">A seven-member committee set up by the National Human Rights Commission (NHRC) had earlier looked into the incidents of violence and recommended a court-monitored CBI probe. Several incidents of violence were reported at various places after the announcement of the Assembly poll results on May 2.</span><br />