IBF Cruiser Champion Jai Opetaia KO'd David Shika!
IBF World Cruiser Champion Jai Opetaia knocked out David Nyika in four rounds on Wednesday night at the Gold Coast Convention Centre, Broadbeach, Queensland, Australia. In the main event, Opetaia, 27-0 (21), stopped 'The Nice Guy' Nyika, 10-1 (9) at…