OAKMONT, Pa. – Driver testing for characteristic time, or CT, became a headline at last month’s PGA Championship when Rory McIlroy’s driver was deemed nonconforming just days before the year’s second ...

The updated GHIN app has some useful new features that are sure to excite golfers nationwide.

The USGA has no concerns over rules compliance at this week's US Open despite Scottie Scheffler and Rory McIlroy's drivers failing tests last month, CEO Mike Whan said Wednesday. Scheffler and McIlroy ...

OAKMONT, Pennsylvania, June 11 (Reuters) - The United States Golf Association (USGA) said on Wednesday it has no plans to publish results or change protocols for driver testing after clubs belonging ...

Mike Whan said the situation around Rory McIlroy’s driver at the PGA Championship made him “more committed” to keeping test results quiet. OAKMONT, Pa. — Drivers have been tested this week at the U.S.

All will impact play as players begin the 125th U.S. Open championship Thursday at Oakmont. But how much? USGA officials described the “levers” they can pull in setting up a U.S. Open championship ...