Former Karnataka minister H D Revanna and his son Prajwal Revanna face fresh troubles as a case has been lodged based on a youth's complaint alleging that his mother was abducted after a video of her being allegedly tied and raped by Prajwal emerged. The case was registered on Thursday night, police here said. Revanna, who is a JD(S) MLA from Holenarasipura constituency in Hassan district, is the son of former Prime Minister and JD(S) patriarch H D Deve Gowda and elder brother of former Chief Minister H D Kumaraswamy. Prajwal, the sitting JD(S) MP from Hassan, is facing allegations of sexually abusing women. The state government has constituted a Special Investigation Team (SIT) to probe the case after scores of explicit video clips allegedly involving the 33-year-old MP started making the rounds in recent days. He was the NDA candidate from the Hassan Lok Sabha constituency where polling was held on April 26. JD(S) joined the NDA in September last year. A case of molestation was