At least 20 people were injured in a clash between the locals of Narayanganj's Siddhirganj and police, over arresting 36 people for attacking a sub inspector of police. Residents of Adamjee Bihari Camp surrounded the Siddhirganj police station on Monday morning. Eyewitnesses said protestors have also blocked the Narayanganj-Adamjee-Chittagong road since morning,