The morning mist had barely lifted over Aronimink when the PGA Championship's second round delivered its familiar sting. The course, already a formidable opponent, found an unlikely ally in the tournament's own pin placements—positions that Scottie Scheffler didn't hesitate to call "absurd."

Thursday's leaderboard showed a modest 3-under par lead. When Scheffler walked off the course midway through Friday's round, that number hadn't budged. Wind, undulating greens, and those diabolical pin locations had conspired to keep the field in check.

But golf, like the weather, has a way of shifting. By afternoon, the wind softened, and the scores followed suit. Alex Smalley set the early pace at 4-under, only to have Maverick McNealy match him in the late wave. Both briefly held two-stroke leads. Both watched those leads slip away just as quickly.

Smalley's story reads like a quiet ascent. With only four major starts before this week—three of them PGA Championships—his best finish came three years ago at Oak Hill (T23). But momentum is on his side: five straight top-25 finishes on Tour. McNealy shares a similar narrative. In 13 prior major starts, his best PGA Championship showing was T23 at Valhalla in 2024. His career major highlight? T18 at this year's Masters. For both, leading at the halfway point of a major is entirely new territory.

The chase pack reads like a who's-who of proven talent. Hideki Matsuyama, the 2021 Masters champion, sits at 3-under. Aldrich Potgieter seemed poised to seize control before back-to-back bogeys on his final two holes brought him back to the pack. Chris Gotterup fired the day's best round—a sparkling 5-under 65—to join the logjam at 3-under. Stephan Jaeger took the steady route (no birdies, no bogeys), while Min Woo Lee zigzagged with four birdies and four bogeys to arrive at the same destination.

As the weekend approaches, the leaderboard offers a familiar tension: unfamiliar names at the top, but major champions lurking in the shadows. Aronimink has had its say. Now it's time to see who can answer back.