A day after breaking the free skate world record, Shoma Uno said his focus now is to practice to perfection for next month's world championships in Japan."Even a few mistakes will lead to a big difference in results at the world championships. I want to pile on the practices until I'm in perfect shape," Uno said in an interview Sunday in Anaheim.The 21-year-old Japanese rewrote compatriot Yuzuru Hanyu's free skate record and claimed his first singles title at the Four Continents Figure Skating Championships on Saturday.But looking back, Uno said his sense of accomplishment was "quite thin,"…READ FULL ARTICLE