The World Series of Fighting takes the show on the road to Ontario, Calif., on Saturday for WSOF 4: Spong vs. DeAnda , which takes place at Citizens Business Bank Arena. Tyrone Spong vs. Angel DeAnda headlines the card with a supporting cast that includes company president Ray Sefo fighting Dave Huckaba. Check out the World Series of Fighting 4 weigh-ins, streaming live on Friday at 7 p.m