Hakuho on Friday pulled out of the Autumn Grand Sumo Tournament getting under way Sunday due to pain in his left knee, becoming the third yokozuna to withdraw from the meet after Kisenosato and Kakuryu.Based on official records kept by the Japan Sumo Association since the Showa era (1926-1989), it is the first time for three grand champions to miss the opening day of a tourney.Harumafuji is now the only yokozuna set to compete on the first day of the 15-day meet at Ryogoku Kokugikan in Tokyo.Hakuho, who was seeking his third straight Emperor's Cup and an unprecedented 40th title overall, wi…READ FULL ARTICLE