Japanese dual Olympian Ayumu Hirano failed to make the final of the men's skateboard park event on Thursday, the two-time Olympic snowboard silver medalist finishing 14th overall.Australian Keegan Palmer became the first non-Japanese skateboard Olympic gold medalist when he scored a spectacular 95.83 points on his third and final run at Ariake Urban Sports Park in Tokyo Bay.The U.S.-born, Australia-raised 18-year-old scored the two highest totals of the day, opening his final with a 94.04 run that would have been enough for gold, too."It's an absolute honor to skate with my friends. I can't…READ FULL ARTICLE