With a new main event set for the UFC’s Memorial Day weekend card in Las Vegas, the show has a new on-sale date for tickets. Tickets were set to go on sale this past week. But when middleweight champion Chris Weidman had to have his title fight with Lyoto Machida pushed to UFC 175 because of a knee injury, the on-sale date was delayed until a new main event could be secured
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With new main event, UFC 173 tickets go on sale next week – MMA Junkie