Former boxing world champion and Asian Games medallist, L. Sarita Devi, has backed Lovlina Borgohain to aim for gold at the Tokyo Olympics 2020. In a chat with Sportstar from Imphal, Sarita dissected Lovlina's welterweight quarterfinal bout against Chen Nien-chin of Chinese Taipei that assured India a second medal at the Games after Mirabai Chanu's silver in weightlifting. Lovlina is …