The PGA Championship leaderboard features a mix of unknowns and former major winners. Jhonattan Vegas held on to his 18-hole lead with a one-under 70 during the second round at Quail Hollow Club. Vegas sits two shots ahead of Matt Fitzpatrick, Matthieu Pavon and Si Woo Kim.

World No. 1 Scottie Scheffler (-2) — who was controversially arrested at last year's PGA Championship — was able to salvage a decent score while defending champion Xander Schauffele (+1) split the difference between his playing partners.

XM Sirius PGA Tour Radio is reporting Rory McIlroy’s driver was deemed to be nonconforming at the PGA Championship

Rory McIlroy's record at Quail Hollow is beyond impressive but that had no bearing on Thursday in the first round of the PGA Championship where very little went his way in his first major start since completing the career Grand Slam.