Japan's reigning men's Olympic and world figure skating champion Yuzuru Hanyu is "sweating blood and tears" at his base in Canada to be ready for his men's singles title defense at the Pyeongchang Olympics, his coach Brian Orser said Thursday.Orser said Hanyu, who is working his way back to fitness from an ankle injury sustained in November, has been building stamina during intense training sessions in Toronto. The Canadian believes he will rise to the occasion on his return to competition on winter sports' biggest stage."We have been really pushing the stamina. We got back on the ice but t…READ FULL ARTICLE