May 19, 1990, at the Caesar's Palace in Paradise, Nevada, "The Professor" Azumah Nelson took on the unified WBC and IBF Lightweight Champion Pernell "Sweet Pea" Whitaker. At the time of this bout, the challenger Azumah Nelson's record was 31-1 23KOs whilst the Champion Pernell Whitaker's record was 21-1 12KOs. [101]