Commentary
When Rory McIlroy finished in near darkness at the 2014 PGA Championship at Valhalla, he joined a very elite company. Just two golfers—Jack Nicklaus and Tiger Woods—had won four major championships by age 25. The future looked limitless.

When Rory McIlroy finished in near darkness at the 2014 PGA Championship at Valhalla, he joined a very elite company. Just two golfers—Jack Nicklaus and Tiger Woods—had won four major championships by age 25. The future looked limitless.