Japanese 13-year-old Misugu Okamoto repeated her world title triumph at the Oi STU Open in Rio de Janeiro with 11-year-old Briton Sky Brown in third.... Another 11-year-old, Rayssa Leal, took second in the street behind Brazilian team-mate Pamela Rosa. Nyjah Huston finished down the field in the men's street won by Japan's Sora Shirai, while Cory Juneau led a USA podium sweep in the men's park