Ozeki Onosato took another step toward back-to-back championships and yokozuna promotion Sunday as he blew away No. 3 maegashira Hiradoumi and moved into the outright lead at the Summer Grand Sumo Tournament.The 24-year-old star advanced to a perfect 8-0 after his fellow overnight leader, No. 7 maegashira Hakuoho, dropped off the pace on Day 8 at Tokyo's Ryogoku Kokugikan arena.March champion Onosato pushed Hiradoumi (3-5) straight out from the jump to maintain his streak of winning records in every 15-day grand tournament since debuting in the elite makuuchi division in January last year.B…READ FULL ARTICLE