K’taka: Shivakumar calls Rajiv Gandhi visionary, pays tribute at Sriperumbudur Sriperumbudur: Karnataka Chief Minister D.K. Shivakumar visited the memorial of late former Prime Minister Rajiv Gandhi in Sriperumbudur, Tamil Nadu, on Thursday evening to mark his birth anniversary and pay respects at the martyrdom site. Speaking to reporters after laying tributes, Shivakumar described Rajiv Gandhi…