ATLANTA – Five days later, Dustin Johnson and Jon Rahm are still going at it. They dressed about the same Friday in the Tour Championship, matched birdies on five holes and wound up tied for the lead at East Lake.That required Rahm getting the better of Johnson again.Rahm, whose 65-foot birdie putt beat Johnson in a playoff at Olympia Fields last week, had a 5-under 65 that allowed him to make up the two-shot deficit at the start of the round that was awarded Johnson as the No.