Biles and Uchimura clock up 10th world golds

By Pritha Sarkar GLASGOW (Reuters) - The days of scooping a perfect 10 in gymnastics are long gone but Simone Biles and Kohei Uchimura both hit that magic mark on Sunday -- that is 10 gold medals at the world championships. American Biles maintained her poise during a mesmerizing balance beam display to obliterate the opposition with a score of 15.358, more than a point ahead of Dutchwoman Sanne Wevers. While wobbles and falls littered the programmes of the seven other finalists, with four gymna