Mongolian grand champion Hakuho will be in the spotlight as he returns from an injury layoff and bids for a record-extending 43rd championship, at the Nagoya Grand Sumo Tournament, which kicks off Sunday.While Hakuho and fellow yokozuna Kakuryu may be considered the favorites at the July 7-21 tournament at Dolphins Arena, they will need to stave off the sport's young up-and-comers, led by new komusubi Abi and No. 1 maegashira Asanoyama, both 25 years old.Hakuho skipped the Summer Grand Sumo Tournament in May to treat a right arm injury he sustained on the final day of the March tourney. The…READ FULL ARTICLE