Olympics chief Thomas Bach has vehemently defended the decision to allow boxers Imane Khelif and Lin Yu-Ting to compete in the women’s category in Paris despite previously failing gender tests. But the International Olympic Committee president also said he is willing to listen to experts if a new way of categorizing sex is developed. Italy’s Angela Carini quit after just 46 seconds on Thursday, saying the punches were too hard when taking on Algerian Khelif, who was disqualified at the 2023 women’s world championships for not meeting gender eligibility requirements. Lin of Taiwan, which the (I…