The UFC 311 event has experienced significant last-minute changes as Arman Tsarukyan has been ruled out of the main event against Islam Makhachev due to a back injury. In a surprising twist, Renato Moicano will step in to challenge Makhachev for the lightweight title on short notice. The weigh-in results have been released, and the planned title fight between Makhachev and Tsarukyan has been cancelled, leading to an exciting new matchup. Fans are curious about the implications of this change, with analysts and MMA experts weighing in on the new fight dynamics and betting odds.