Grand champion Hakuho could miss September's Autumn Grand Sumo Tournament following a Japan Sumo Association announcement on Wednesday that a second-tier juryo division wrestler at his Miyagino stable had tested positive for the coronavirus.The 36-year-old yokozuna extended his record for career grand tournament championships to 45 in July when he went 15-0. According to JSA communications director Shibatayama, Hakuho and the rest of the stable members were tested after 19-year-old Hokuseiho returned a positive result.The 15-day Autumn tourney will kick off on Sept. 12 at Tokyo's Ryogoku Ko…READ FULL ARTICLE