WASHINGTON’S CHANGE OF HEART Ex-IISc chief gets visa to US From Shyam Bhatia DH News Service Washington: The State Department’s change of heart came after concern was expressed in several quarters, both in the US and abroad, that distinguished foreign scientists are being needlessly excluded from attending legitimate conferences, seminars and lectures in America. Professor Goverdhen Mehta will be able to travel to the US as planned after the State Department in Washington backed down and told Deccan Herald that a visa has been approved for the former Director of the Indian Institute of Science. A US State Department spokesman...