Lone yokozuna Terunofuji and ozeki Takakeisho pulled out of the Summer Grand Sumo Tournament due to injury Monday after losing their respective opening bouts at Ryogoku Kokugikan the previous day.Terunofuji has effectively been ruled out from the rest of the 15-day competition after submitting a medical certificate to the Japan Sumo Association saying he would need around three weeks to recover from damaged rib cartilage and osteoarthritis in his right knee.Already dealing with hip and knee problems, the injury-prone 32-year-old started experiencing pain on the left side of his ribcage befo…READ FULL ARTICLE