Mixed Martial Arts (MMA) fighter Aung La N Sang (L) demonstrates his skill to audience during the open workout of QUEST FOR GOLD in Yangon, Myanmar, Jan. 23, 2018. ONE middleweight World Champion Burmese Python Aung La N Sang will face Brazilian heavyweight Champion Alexandre Machado in a light heavyweight contest of ONE: QUEST FOR GOLD at the Thuwanna National Indoor Stadium in Yangon on Feb. 23. (Xinhua/U Aung)