"I will win a medal for my family," the light middleweight told AFP after scoring a unanimous decision with a dominant display against the experienced Thai Bunjong Sinsiri on Monday.
"I will go for gold," added the confident, hard-hitting Sumit, who is an imposing presence having dropped down from his usual 75kg class for the Commonwealth and Asian Games this year.
It was the opening day of boxing at the Nishio Gymnasium in Japan's Aichi prefect…