McIlroy's toenail injury forces early exit from US PGA practice

At Aronimink Golf Club near Philadelphia, Rory McIlroy arrived at the US PGA Championship carrying both the weight of history and the sting of a self-inflicted toenail injury. The Masters champion, uniquely positioned to pursue a calendar-year Grand Slam that no golfer has ever completed, was forced to abandon his Tuesday practice round after just three holes, a small wound casting a long shadow over an enormous ambition. Sport has always found ways to humble its greatest pursuers at the most inconvenient moments, and McIlroy's week begins not with a flourish but with a larger shoe and a quiet