Police have pressed charges against Bangladesh Chhatra Odhikar Parishad's former convener Hasan Al Mamun but dropped the names of former DUCSU VP Nurul Haque Nur and four others in a case filed with Lalbagh Police Station over the rape of a Dhaka University student. Investigation Officer Mohammad Aslam Uddin Mollah, an inspector of Lalbagh Police Station, submitted the charge