Round 10: Lederman has it nine rounds to none for Mayweather, who lands a hard left jab and right with about two minutes left in the round. Mayweather begins to press and land even more frequently. Five straight punches miss by Marquez, who eats two more hard jabs on the ropes. Mayweather lowers his guard and Marquez still can not land. At the bell, Mayweather drills Marquez with a lead right that knocks his head back. Mayweather's round, 10-9

Floyd Mayweather Jr. vs. Juan Manuel Marquez: Live Round-by-Round Updates -- Boxing FanHouse