Amir Khan: I would be upset if I never faced Floyd Mayweather in the ring

'You do not want to leave a sport having not fought the best' British welterweight ready for more mind games by American Leonard Ellerbe, who organises much of Floyd Mayweather's life, took Amir Khan aside after one of the best performances of his career and told him: "Floyd's coming to London in June. I'd like you to be there as well, when he's there." As hints go, this was a sledgehammer. Or was it? Khan smiled as he related the incident the day after he had comprehensively beaten Luis Collazo...