Filed under: Featured Videos , News , Videos Behold, fight fans: the fastest knockout in the young history of the ONE Championship promotion. This past Saturday at “ONE Championship 34: Kingdom of Khmer,” which took place at Koh Pich Theatre in Phnom Penh, Cambodia, one of the night’s featured bouts ended in spectacularly quick fashion. Indonesian bantamweight Mario Wirawan (5-2) made exceptionally quick work of Chan Heng (8-3) with a quick punch and head-kick combination