Students and teachers of Dukhi Mahmud Degree College of Shekhpara along with locals of Mohishgari village in Shailkupa upazila form a human chain in front of DM College yesterday morning demanding immediate arrest of the accused in Shila murder case. The human chain continued for an hour from 12pm. Speakers at the programme said the killers have not yet been arrested. Sources said Shila was brutally murdered by her husband and inmates in August this year.