The hard-hitting, undefeated World Super Featherweight Champion Gervonta Davis powered through Ricardo Nunez with a series of power shots in the second round to KO his opponent. Davis showed some poise in his homecoming title defense. Nunez brushed him with a little right elbow as they walked by each other after the first round ended Saturday night before a sellout of 14,686 at the Royal Farms Arena. Davis turned with a smirk, as if he suddenly noticed he was in a fight. Then “Tank” steamrolled him, pummeling Nunez and forcing referee Harvey Dock to stop the fight at 1:33 of the second round to retain his WBA super featherweight title. Davis (22-0, 21 KOs) landed two big lefts, then a right that throttled Nunez backwards. Dock stepped in immediately before chancing whether Nunez (21-3, 19 KOs) could continue. “I saw (Nunez) get hit with a couple of big shots, and I decided to stop it,” Dock said. “I thought Nunez was defenseless at that point—and he was. Tank punched him and he ke