Ascendant superstar Justin Thomas tied the lowest single-round score in U.S. Open history -- and broke the record in relation to par -- with a scintillating 63 in Round 3 of the 2017 U.S. Open at Erin Hills.

The United States Golf Association (USGA) conducts many of golf's most prestigious championships, highlighted by the U.S. Open, the U.S. Women's Open and the world’s premier amateur championships. Based in Liberty Corner, N.J., the USGA governs the game in the U.S., its territories and Mexico.

To learn more about the USGA, visit http://www.usga.org.

Own your piece of golf history with U.S. Open and USGA championship merchandise: http://www.usgashop.com

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