Rohit Shekhar Tiwari, the 39-year-old son of former Uttar Pradesh and Uttarakhand CM, late ND Tiwari, was brought dead at Delhi's Max Saket Hospital on Tuesday. Rohit died of a heart attack, reports claimed. He won a paternity lawsuit against ND Tiwari, wherein ND Tiwari admitted that Rohit was his biological child with Congress' Ujjwala Tiwari following a DNA test.