By Joseph Herron – On Friday, September 21st, at the Doubletree Hotel in Ontario, California, rugged fight veteran Joseph Rios (12-7, 4 KOs) upset previously undefeated Flyweight prospect Miguel Diaz (9-1, 4 KOs) in the main event of an entertaining five bout fight card, presented by Thompson Boxing Promotions.
Both fighters were coming into the eight round featured bout with two big respective wins on their resumes.
Diaz originally won the vacant WBC minor Flyweight title by beating formerly undefeated Mexican prospect Austreberto Juarez (10-1, 2 KOs) in March of this year, and Joseph Rios bested previously unbeaten Joel Garcia (5-1, 1 KO) on June 23rd in a gritty, six round slugfest.