Footage of an MMA fighter knocking out a Tai Chi master in just 20 seconds in China.<br /><br />The video, filmed in Chengdu, Sichuan Province on April 27, shows mixed martial artist, Xu Xiaodong, annihilating the self-proclaimed Tai Chi master, Wei Lei, just 20 seconds into the bout. <br /><br />In order to prove that Tai Chi and other traditional forms of Chinese martial arts were no longer relevant, Xu challenged Wei around half a year ago.
