Whitaker had notched an extremely impressive win very early in his career , but some grumbled about his lack of punching power .
At the end of the 11th round Whitaker unleashed a flurry on a trapped Mayweather that very nearly stopped the fight .
Whitaker had notched an extremely impressive win very early in Whitaker 's career , but some grumbled about his lack of punching power .
At the end of the 11th round Whitaker unleashed a flurry on a trapped Mayweather that very nearly stopped the fight .