Olympic gold medalist Mark Breland and Troy...

Olympic gold medalist Mark Breland and Troy Wortham risk undefeated records when they fight tonight in a 10-round welterweight bout at Lancaster, Pa.

Breland, winner of the gold medal in the 147-pound class of the 1984 Olympics, has posted an 8-0 record with four knockouts in his brief pro career. Wortham has a 25-0 mark with 14 KOs, including his 10th-round knockout of Pedro Vilella in his last fight.