Ozeki Goeido won his eighth straight bout at the Autumn Grand Sumo Tournament on Monday to take sole lead and secure his status in sumo's second-highest rank.Goeido (8-1), who would have faced demotion with a losing record in the 15-day event, appeared uncharacteristically cautious against No. 2 maegashira Aoiyama (0-2 with seven rest days due to injury) but thrust the Bulgarian down after sidestepping his charge at Ryogoku Kokugikan in Tokyo.No. 3 maegashira Onosho and 12th-ranked Daishomaru, who began the day in a three-way tie for the lead, lost their ninth-day matches to fall one win ba…READ FULL ARTICLE