Subscribe | UPI Odd Newsletter Subscribe HONG KONG, Aug. 11 (UPI) -- A daredevil skateboarder took the sport to new heights when he filmed himself balancing atop the board on the edge of a Hong Kong skyscraper. Cheung Jai posted a video to YouTube showing him balancing the edge of his skateboard on the ledge atop a skyscraper and standing on the board. Advertisement