Professional boxer Adrian Roach had his bout cancelled after American opponent Jerrell Mayweather withdrew from their welterweight contest on Saturday [June 6]. Roach [2-0] was scheduled to face Mayweather [5-0] on the undercard of compatriot Andre Lambe’s welterweight clash with American Pryce Sparrow at the Galveston Island Convention Centre in Galveston, Texas. “My opponent weighed …