Back-to-back birdies at 14 and 15 have Scheffler at 5-under for the tournament (2-under on his round). And now just two players — Mathieu Pavon and Matt Fitzpatrick — are between him and leader Jhonattan Vegas. But ... he's got the hardest three-hole stretch on the course ahead of him.

Following an 18-hole stretch at the 107th playing of the PGA Championship highlighted by mud balls that led to differing opinions and plenty of clubhouse controversy, Round 2 was highlighted by a man rising up the leaderboard who has dealt with his fair share of adversity.

The PGA Championship is the second major of the year and occasionally gets overlooked between the Masters and the U.S. Open. That’s not the case this