July 11, 2015 Las Vegas, NVAt UFC International Fight Week in Las Vegas, UFC 189 showcases two anticipated championship bouts featuring four of the world's best athletes. In the main event, Californian Chad Money Mendes gets his shot at championship gold when he faces Irish upstart Conor McGregor for the interim UFC featherweight title. In the co-main event, the United States Robbie Lawler defends his UFC welterweight belt against Canadian Rory MacDonald in a rematch of a 2013 bout won by Lawler. Now MacDonald gets his shot at redemption with more than ever on the line.