EXCLUSIVE: Karim Mayfield addresses manager’s plight, weigh-in fiasco When news began to emerge Thursday evening that Northern California boxing manager and NFL agent Marlon Sullivan was accused of planning to participate in a murder-for-hire plot along with other serious allegations, Sullivan’s prized clien Karim Mayfield was a man of few words. “Oh, what the hell?”

Karim Mayfield’s manager implicated in plot to commit murder Saturday night, unbeaten junior welterweight Karim Mayfield of San Francisco faces off with Thomas Dulorme on HBO in a bout that could ultimately lead to a world title shot. He will do so without manager Marlon Sullivan, who was implicated in a plot to commit murder