Next Friday, August 8, Argentina’s Mirco Cuello (15-0, 12 KOs) will step into the biggest fight of his career, squaring off against Mexico’s Sergio Ríos Jiménez (19-0, 7 KOs) for the WBA Interim Featherweight World Title. The bout will take place at the Martyrs of Benina Stadium in Benghazi, Libya, as part of the WBA …