Ryan Villopoto raced to his fifth victory in the first nine AMA Supercross events of the season, holding off Ryan Dungey on Saturday night in front of 59,742 fans at Edward Jones Dome.

Villopoto, the Kawasaki star from Poulsbo, Wash., has a 13-point lead over Dungey in the season standings.

Dungey, from Belle Plaine, Minn., has one victory this season on his KTM.

Earlier, Honda's Justin Barcia, from Ochlocknee, Ga., raced to his third consecutive Eastern Regional Supercross Lites Class victory to extend his points lead to 18.