The Bihar Chief Minister, Mr. Nitish Kumar has urged the Centre to ban the Maharashtra Navnirman Sena following unruly scenes in Maharashtra Assembly over national language Hindi. Talking to reporters in Patna,Mr.Kumar said that the Maharashtra Speaker should ensure that criminal case must be lodged against the MNS MLAs for slapping the Samajwadi Party MLA, Mr.Abu Azmi who wanted to take oath in Hindi.<br/>