Rory McIlroy had his driver fail testing in the 2025 PGA tournament. News leaked that his driver was labeled “nonconforming” by the testing officials. This has happened very few times. It was at least ...

Bob Harig writes how the testing issue from the PGA Championship lives on because of the sport’s lack of transparency. Also: Scottie Scheffler’s run and a dubious anniversary. DUBLIN, Ohio — An issue ...

USGA CEO Mike Whan defended the recent driver testing that reportedly ensnared two of the game’s biggest stars at the PGA Championship. Both Scottie Scheffler and Rory McIlroy’s drivers reportedly ...

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 ...

While Lucas Glover may believe there’s some bait-and-switch shenanigans happening during driver testing on tour, the PGA Tour seems certain there is not. That said, the tour remains committed to a ...