Yuriorkis Gamboa returns to the ring in explosive fashion, stopping Rocky Martinez in RD2 Yuriorkis Gamboa has been wanting to fight Gervonta Davis. The 37-year-old Cuban expatriate made a strong argument that he should be next to step in the ring with “Tank.” Former three-time world champion Roman “Rocky” Martinez was no match for Gamboa’s superior hand speed. That was obvious within the first 20 seconds of the second round. Gamboa (30-2, 18 KOs) pounded Martinez with a right, which sent the 36-year-old veteran to the canvas for the first time. About a minute later, another right, which landed square on Martinez’s face, ended it. Referee Bill Clancy saw enough, waving it over at 2:00 of the second in the scheduled 10-round lightweight fight. According CompuBox ShoStats, Gamboa landed 49% of his power punches. “I had said in the fighter meetings I have genetics. I have explosiveness and speed. I just have it,” Gamboa said through a translator. “I didn’t want to get desperate (afte