Karate referee gets into the fight

Being a referee in any sort of fighting sport is obviously fraught with danger at almost any level, with officials at boxing, martial arts and MMA often getting floored in the line of duty. So you can hardly blame them if, once in a while, they fight back. Though it has to be said that the ref at this karate contest - believed to be in America - probably took that a bit far. After the two fighters refused to obey his command to step away, the official lost his rag and started lashing out, elbowing one