Rickie Fowler reacts to a missed putt on the sixth hole during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
Brian Harman hits from the second tee during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
Brian Harman watches his putt on the first hole during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
CORRECTS SPELLING OF LAST NAME TO KOEPKA, NOT KOPEKA - Brooks Koepka reacts after missing a putt on the third hole during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Charlie Riedel)
CORRECTS SPELLING OF LAST NAME TO KOEPKA, NOT KOPEKA - Brooks Koepka reacts after his birdie on the first hole during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
CORRECTS SPELLING OF LAST NAME TO KOEPKA, NOT KOPEKA - Brooks Koepka hits from the second tee during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
Cameron Champ hits on the second hole during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
Justin Thomas walks to the fourth tee during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Charlie Riedel)
Brooks Kopeka hits from the second tee during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
Rickie Fowler hits from the second tee during the fourth round of the U.S. Open golf tournament Sunday, June 18, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
Brian Harman putts on the 18th hole during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/A Charlie Riedel)
Jordan Spieth is handed a putter on the 15th hole during the second round of the U.S. Open golf tournament Friday, June 16, 2017, at Erin Hills in Erin, Wis. (AP Photo/Charlie Riedel)
Steve Stricker walks up the 18th hole during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/A Charlie Riedel)
Brian Harman reacts on the 18th hole during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/David J. Phillip)
Brian Harman waits to putt on the 18th green during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/A Charlie Riedel)
Brian Harman reacts on the 18th green during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/A Charlie Riedel)
Brian Harman smiles on the 18th green during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/Chris Carlson)
Tommy Fleetwood, of England, reacts after a bogey on the 18th hole during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/David J. Phillip)
Tommy Fleetwood, of England, reacts on the 18th hole during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/David J. Phillip)
Tommy Fleetwood, of England, reacts on the 18th hole during the third round of the U.S. Open golf tournament Saturday, June 17, 2017, at Erin Hills in Erin, Wis. (AP Photo/David J. Phillip)