Centre to move constitutional amendment for an additional 10% quota in government jobs for the economically backward upper castes in Parliament tomorrow; Mayawati calls Akhilesh to express solidarity over threats of CBI action in an illegal sand mining case; Defence Minister Nirmala Sitharaman backs her claims on HAL getting orders worth 1 lakh crore; The Asom Gana Parishad a regional ally of the BJP, exits the BJP-led coalition in Assam over the centre's stand on the Citizenship Bill.