“You’re going to have to putt unbelievably well this week”

But two-time US champion North struggles to look past Johnson as being a strong contender this weekend.

“He’s a player that when he’s at his best, there aren’t many that can match it,” he added.

“He’s been close to his best for the last month or so where he’s got some confidence back with his putter, he’s making some putts.

“I think he’s driven the ball really nicely. He’s done everything well.