Robert Guerrero vs. Joey Spencer Added to Spence Porter FS1 Main Event

LOS ANGELES (August 13, 2019) - Former three-time world champion Robert "The Ghost" Guerrero battles Jerry Thomas in a 10-round welterweight match and sensational undefeated super welterweight prospect Joey Spencer appears in a six-round attraction in FOX Sports PBC Pay-Per-View Prelims on FS1 and FOX Deportes Saturday, September 28 from STAPLES Center in Los Angeles