The fight was declared invalid
In a duel at UFC Vegas 38 in Las Vegas, American Kyle Dokos defeated compatriot Kevin Holland ahead of schedule. Already in the first round, Dokos successfully applied a choke hold.
However, the fight was declared invalid. The reason was a headbutt before Dokos’ winning attack, headbutts are prohibited in the UFC.
https://www.youtube.com/watch?v=fuZSxwDVwyk
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