The DMK President M K Stalin called up Prime Minister Narendra Modi yesterday and demanded reservation for OBCs in All India Quota medical seats.<br />'' <br />''<span style="color: #222222;">He referred to the recent ruling of the Madras High Court asking the Centre form a committee within three months to look into the ways of providing the reservation. Mr Stalin said, in a statement, he has urged the Prime Minister to implement the court ruling at the earliest.</span><br />