New Delhi, Oct. 11 -- India's young boxers packed a punch at the AIBA World Women's Boxing Championships on Thursday as they were assured of four medals from Ulan-Ude, Russia. Besides six-time world champion MC Mary Kom, two debutants Manju Rani (48kg) and Jamuna Boro (54kg) along with Lovlina Borgohain (69kg) won their quarter-final bouts to assure a medal each for the country....