http://assets.espn.go.com/i/tvlistings/tv_espn_original.gif en-us 10 ESPN Inc. http://espn.go.com/ Copyright 2010 ESPN Inc. Chris "Nightmare" Arreola dreams of the day he becomes the first heavyweight champion of Mexican heritage, but before the fighter can think about a title shot, he'll have to get past Philly fighter Chazz Witherspoon on Saturday.]]> June 12, 2008 12:08:44 PDT