Ahead of the screening of the erstwhile banned BBC documentary at Jamia Millia Islamia University in Delhi, more than a dozen of students have been detained by the police while classes have been suspended on Wednesday. After Jawaharlal Nehru University, the Jamia unit of the left-affiliated Students' Federation of India (SFI) issued a poster informing the controversial documentary, 'India: The Modi Question',?will be screened at 6 pm at the MCRC lawn gate no 8.