A FAN was knocked unconscious when a mass brawl broke out during UFC Fight Night in Mexico City.
Supporters arrived at the Arena CDMX to watch the action in the octagon.
But in shocking scenes, the pro-fight mood spilled over into the stands and a massive blowout began.
Several spectators waved their fists at each other during the huge brawl and one fan was shot loose.
A man was grabbed by a stiff left hand and fell to the ground.
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