Taking the weighty expectations as the sole remaining yokozuna squarely on his shoulders, Mongolian Hakuho stayed undefeated to remain in a tie for the lead at the New Year Grand Sumo Tournament on Friday.The lone competing grand champion following the retirement of Kisenosato and injury withdrawal of Kakuryu, Hakuho continued his quest for an unprecedented 42nd top-division title by beating No. 3 maegashira Shodai (2-4) on Day 6 of the 15-day tournament."I can't let up," said Hakuho, who finished the day in a two-way tie with No. 6 maegashira Onosho.After a number of close calls at Ryogoku…READ FULL ARTICLE