Yokozuna Onosato blew away No. 3 maegashira Churanoumi to stay on top of the leaderboard at the Autumn Grand Sumo Tournament on Saturday.The 26-year-old grand champion improved to 6-1 to finish Day 7 of the 15-day tournament in a two-way tie with ozeki Kotozakura, as five other joint overnight leaders dropped off the pace.There were no major upsets at Tokyo's Ryogoku Kokugikan, with ozeki Kirishima and Aonishiki also among the winners.Onosato, the lone yokozuna in the absence of the injured Hoshoryu, delivered a powerful initial charge and stayed on the front foot to secure a decisive push-…READ FULL ARTICLE