Runner-up at the Tournament of Champions, Joaquin Niemann made a strong start at the Sony Open in Hawaii.
Jason Kokrak emerged triumphant in Las Vegas, where the American topped the leaderboard after four rounds.
Justin Thomas moved top of the FedEx Cup standings after his win at the BMW Championship.
Justin Thomas did not take his foot off the gas as he closed out his third round in brilliant fashion at the BMW Championship.
A bogey-free opening round helped Justin Thomas into a share of the lead at the BMW Championship.
World number one Dustin Johnson's challenge faded as Paul Casey emerged triumphant at the Valspar Championship for the second year in a row.
Defending champion Paul Casey will carry a one-stroke lead into the final round of the Valspar Championship.
American Andrew Landry birdied five of his last eight holes to take the lead entering the weekend at 16 under.
American Jason Kokrak was the star performer on Friday after carding an almost flawless eight-under-par 62.
Jason Kokrak has an AT&T Byron Nelson record five-stroke lead through 36 holes at at AT&T Byron Nelson.