LAS VEGAS, NV - NOVEMBER 07:  WBO featherweight champion Vasyl Lomachenko (C) heads to a neutral corner as Romulo Koasicha falls to the canvas in the 10th round of their title fight at the Thomas & Mack Center on November 7, 2015 in Las Vegas, Nevada. Referee Robert Bryd (L) moves in to check on Koasicha.  (Photo by Steve Marcus/Getty Images)