McIlroy came in as the co-favorite, but his long-time dominance didn't show up in the first round as he struggled to a 74

There is precedent for what Rory McIlroy will need to do at the PGA Championship to win, but he is not going to like what that is.

The day has arrived for the opening round of the 2025 US PGA Championship, and once again, all eyes are on Rory McIlroy. The Northern Irishman is looking to follow his historic Grand Slam win at the Masters with a third PGA title, although he faces a real fight from world No.1 Scottie Scheffler.