The 12th edition of the ACG Jr NBA 3v3 National Tournament for under-14 boys and girls began at Rajagiri Higher Secondary School, Kochi, on Saturday. On the opening day of the five-day tournament, St Ephrem's HSS Mannanam Boys A, Thrissur Sports Division Boys A, Bharatmatha Higher Secondary School, Palakkad, GEMS Modern Academy A, Little Flower Convent HSS, Koratty, and Bhavan's Vidya Mandir, Girinagar, Kochi, advanced to the knockout stages in the boys' category. The tournament is being conducted in association with the Basketball Federation of India (BFI), with Skechers as the official kit partner.