Debjit Mukherjee, North 24 Parganas: Ramzan Ali, the main accused in the Dattapukur blast case, arrested after 28 days. Ramzan planned to move from one village to another in Kadambagchi police station area. After getting that news, the police set a trap to catch him. That is how Ramzan got caught. The police claimed that he is an ISF member. On Monday, the police demanded to take him into their custody.