Japan's Hideki Matsuyama took a commanding five-stroke lead through three rounds of the FedEx St. Jude Championship on Saturday after shooting a 6-under 64 for the second day in a row.Entering the day tied for the lead, the Paris Olympic bronze medalist carded an eagle and five birdies against a bogey at TPC Southwind for a 17-under total of 193. His closest rival Nick Dunlap of the United States had a 66 to move up four places."I'm surprised and also feel I played well," Matsuyama said. "My shots were both good and bad. It was positive that the lower back (pain) did not affect my swings."H…READ FULL ARTICLE