Matt Buyten, motocross rider, Metal Mulisha Moto Team, prepares to perform a stunt during the Motocross Jam Fest at a temporary dirt track between Dunham Street and 13th Street aboard the Combat Center, March 7, 2015. Fifteen professional riders participated, three of which were freestyle riders. (Official Marine Corps photo by Lance Cpl. Medina Ayala-Lo/Released) - Matt Buyten, motocross rider, Metal Mulisha Moto Team, prepares to perform a stunt during the Motocross Jam Fest at a temporary dirt track between Dunham Street and 13th Street aboard the Combat Center, March 7, 2015. Fifteen professional riders participated, three of which were freestyle riders. (Official Marine Corps photo by Lance Cpl. Medina Ayala-Lo/Released)