LAS VEGAS (AP) — Conor McGregor tapped out in the fourth round of his comeback fight at UFC 229 against Khabib Nurmagomedov, who then climbed over the cage and set off a brawl by attempting to fight someone in McGregor's corner on Saturday night. The wild scene occurred after McGregor (21-4) got caught in a choke by Nurmagomedov (27-0), who defended his lightweight belt with an impressive victory over the Irish star who infamously attacked a bus carrying Nurmagomedov in Brooklyn last April. But Nurmagomedov then exacerbated several months of hostilities between the fighters' camps when he stood up and shouted at McGregor's corner before hurdling the cage and attempting to fight someone.Read more on NewsOK.com