Japan's Yuma Kagiyama rewrote his personal best score to top the men's short program on Thursday at the figure skating Grand Prix Final as Riku Miura and Ryuichi Kihara also placed first in the pairs.Beijing Olympics silver medalist Kagiyama delivered a flawless performance featuring two quadruple jumps at IG Arena in Nagoya, scoring 108.77 points to lead compatriot Shun Sato, who sat second after a strong outing with 98.06.Two-time reigning champion Ilia Malinin had a forgettable night after the American landed both his quad jumps on the quarters for 94.05 heading into Saturday's free skat…READ FULL ARTICLE