World Boxing Federation
Cosme Rivera
WBF Fights
Mexico Welterweight Title (Vacant): April 13 / 2018, Culiacan, Mexico.
Miguel Vazquez W10 Cosme Rivera
Referee: Juan José Ramirez (Mexico). Judge: Victoria Morales Jimenez (Mexico): 99 - 91. Judge: Gerardo Zazueta Orozco (Mexico): 100 - 90. Judge: Jose de Jesus Arellano (Mexico): 99 - 92.
Promoter: Promociones Boxisticas Culiacan