Xander Schauffele reads the lie on the 18th green during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Marcio Jose Sanchez)

Francesco Molinari, of Italy, plays his shot from the fourth tee during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Gregory Bull)

Edoardo Molinari, of Italy, plays his shot from the second tee during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Gregory Bull)

Francesco Molinari, of Italy, plays his shot from the first tee during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Gregory Bull)

Edoardo Molinari, of Italy, plays his shot from the first tee during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Xander Schauffele lines up his shot on the 11th green during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Marcio Jose Sanchez)

Matthew Wolff plays a shot from a bunker on the 11th hole during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Marcio Jose Sanchez)

Matthew Wolff watches his shot from the seventh fairway during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Gregory Bull)

Bryson DeChambeau hits from the 11th fairway rough during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Marcio Jose Sanchez)

Bryson DeChambeau hurries to see his shot after hitting from the 11th fairway rough during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Marcio Jose Sanchez)

Jon Rahm, of Spain, holds the champions trophy for photographers after the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Jon Rahm, of Spain, holds the champions trophy for photographers after the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Louis Oosthuizen, of South Africa, tips his cap after finishing on the 18th green during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Xander Schauffele watches his shot from the fifth tee during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Sergio Garcia, of Spain, left, watches his shot on the 15th tee as Bubba Watson looks on during the second round of the U.S. Open Golf Championship, Friday, June 18, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Tyrrell Hatton plays a shot from a bunker on the sixth hole during the first round of the U.S. Open Golf Championship, Thursday, June 17, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Gregory Bull)

Dustin Johnson plays his shot from the fifth tee during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Bryson DeChambeau watches his putt miss the cup on the 13th green during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Marcio Jose Sanchez)

Harris English plays a shot from a bunker on the second hole during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

Dustin Johnson walks to his bag after making a putt on the fourth green during the final round of the U.S. Open Golf Championship, Sunday, June 20, 2021, at Torrey Pines Golf Course in San Diego. (AP Photo/Jae C. Hong)

FILE - In this June 17, 2021, file photo, Hideki Matsuyama, of Japan, looks on during the first round of the U.S. Open Golf Championship at Torrey Pines Golf Course in San Diego. No fans. Barely any media, either. But yes, that was Matsuyama strolling down the fairways for an Olympic practice round Sunday that barely anyone noticed. The Masters champion played the front nine at Kasumigaseki Country Club, then hit the driving range for more than an hour as he prepares for the tournament, which starts Thursday, July 29. (AP Photo/Jae C. Hong, File)

FILE - In this June 20, 2021, file photo, Jon Rahm, of Spain, waves after his putt on the first green during the final round of the U.S. Open Golf Championship at Torrey Pines Golf Course in San Diego. Rahm has tested positive for COVID-19 for the second time in two months and the Spaniard has been knocked out of the Olympics only a few hours after American golfer Bryson DeChambeau met the same fate. (AP Photo/Gregory Bull, File)

FILE - In this June 18, 2021, file photo, Hideki Matsuyama, of Japan, watches his shot during the second round of the U.S. Open Golf Championship at Torrey Pines Golf Course in San Diego. Matsuyama spent 10 days recovering from the coronavirus leading up to the Olympics in his native Japan. (AP Photo/Jae C. Hong, File)

FILE - In this June 20, 2021, file photo, Xander Schauffele watches his shot from the fifth tee during the final round of the U.S. Open Golf Championship at Torrey Pines Golf Course in San Diego. Schauffele was No. 427 in the world when the Olympics last were held. Now he's part of the U.S. team in Tokyo. (AP Photo/Jae C. Hong, File)