Efforts to promote Muay Thai as a global sport have been met with resistance from some corners, with fears that international exposure will dilute its tradition and heritage.Thailand’s national martial art Muay Thai could soon make its debut on the world’s biggest sporting stage, the Olympics. The combat sport already has an increasingly global audience, with many would-be fighters making trips to its birthplace to immerse themselves in the culture. After the inclusion in numerous multi-sport events such as the World Games earlier this year, the next step is for Muay Thai to be featured at the Olympics. But efforts...