Dustin Johnson is already close to $10 million in the Saudi-funded LIV Golf Series, and he's betting that number will continue to climb.

Johnson made nine birdies Friday, none longer than about 12 feet, and shot a 9-under 63 at Rich Harvest Farms to build a three-shot lead

Johnson had a playoff win two weeks ago outside of Boston, and with his team winning the last two tournaments, his earnings in four starts are already over $9.9 million.

That is more than his best season on the PGA Tour by more than 22 stars. Golf has been in the headlines for months after introducing a controversial breakaway

The Saudi Arabian Public Investment Fund (PIF) supports the event. This has led to players facing criticism for taking part due to the dismal human rights record in the kingdom

while opponents have also labeled the competition "sport washing". British Open champion Cameron Smith, one of the latest $100 million recruits,

rediscovered his putting form late in the round, finishing with a two-putt 66 on the par-5 second hole.

Matthew Wolff had a 67, while the 66 group includes Charles Howell III, whose round was marred by a double bogey, and Henrik Stenson, who missed the Boston event.