San Francisco, MONGA (July 17, 2015) – Karim “Zovuta kupeza” Mayfield (19-2-1, 11 Ko) amatumiza uthenga Floyd “Ndalama” Mayweather (48-0, 26 Ko) monga iye modutsa a kulowa mu mphete ndi mapaundi kwa makilogalamu ngwazi wake womaliza nkhondo ndi Showtime.