Hideki Matsuyama complained of soreness in his hip and cut short his pre-tournament round held a day before the Northern Trust Wednesday, but said it won't stop him from taking part in the first of four events in the FedEx Cup Playoffs.Matsuyama said he feels "refreshed" having had two weeks to recover from the heartbreak of missing a first major title at the PGA Championship, but the world No. 2 admitted there is a slight injury concern as he pulled out of the pro-am event after nine holes."I feel a little pain so I'm going to rest just to be safe," said Matsuyama, who had a full week off …READ FULL ARTICLE