Omaha, Nebraska ---- Ryan Burton catches the post-fight press conference to the battle between WBO Lightweight champion Terence Crawford of Omaha and Olympic gold medalist Yuriorkis Gamboa of Cuba. Crawford knocks out Gamboa in the 9th round, with four big knockdowns, on Saturday at the Centurylink Center in Omaha. Gamboa suffered his first career defeat and Crawford retains the title, for the first time, that he won from Ricky Burns earlier this year. Hear from Crawford, his team, Top Rank President Todd duBoef and more.