He nearly let it slip, but Brooks Koepka was able to shrug off a string of bogeys and successfully defend his PGA Championship title.
Dustin Johnson is seven shots behind friend and fellow American Brooks Koepka as the PGA Championship heads in to Sunday.
Not even a final-round capitulation at the RBC Heritage on Sunday could prevent Dustin Johnson from staying on top of the world rankings.
Dustin Johnson will take a slender one stroke lead into the final round of the RBC Heritage on Sunday.
Shane Lowry kept his nose in front at the PGA Tour's weather-disrupted RBC Heritage, though he wasn't able to complete his second round.
Dustin Johnson admits he finds it frustrating and disappointing to only have one major victory to his name, but is intent on changing that.
World No 1 Dustin Johnson, Tiger Woods and Rory McIlroy all secured wins on the opening day of the WGC Match Play Championship.
Paul Casey will carry a one-shot lead into the final round of the PGA Tour's Valspar Championship in Florida.
Dustin Johnson had one particularly high-profile congratulator after his impressive five-stroke win at the WGC-Mexico Championship.
There was no catching Dustin Johnson at the WGC-Mexico Championship this weekend as he completed a dominant five-stroke win.