LAS VEGAS -- Ken Roczen won the Monster Energy Cup on Saturday night at Sam Boyd Stadium.
A Suzuki rider, Roczen, 21, won the first and third main events and was fourth in the second. He earned $100,000 in the supercross event.
Red Bull KTM's Ryan Dungey was second, finishing 2-5-2. Jason Anderson was third with 6-1-3 finishes.
Kawasaki's Austin Forkner took the Amateur All-Star Class championship, sweeping both main events. Kawasaki's Lance Kobusch also swept both main events in the Supermini-Class.