Dustin Johnson was in trouble from the start Thursday, just not for very long. The game feels easy for the U.S. Open champion, who began his bid for the FedEx Cup title on Thursday with a 4-under 66 to share the lead at the Tour Championship. Hideki Matsuyama of Japan ran off three straight birdies early in his round and finished with a birdie on the par-5 18th - the nines have been switched at East Lake - for a 66, while Kevin Chappell joined them with a bogey-free round. More...