(ORANGE, CA) August 29 – In his first ShoBox appearance on October 5, 2007, bantamweight Yonnhy Perez impressed fight fans with his explosive style and ring savvy as he stopped Russian Alexander Fedorov in four rounds. On Friday, September 5th, the Colombian contender returns to the series as the semi-main event with a bout against Mexican powerhouse Tomas Rojas at Buffalo Bill’s Star Arena in Primm, Nevada. http://fightbeat.com/news_details.php?NW=21797