PGA Championship LIVE: Updates, leaderboard and highlights as Scottie Scheffler, Rory McIlroy, Tiger Woods feature at Valhalla | Golf News

Brooks Koepka returns as defending champion; Masters champion Scottie Scheffler chases fifth PGA Tour win in six starts; Rory McIlroy looking for first major win since 2014 PGA Championship; Jordan Spieth can complete the career Grand Slam and Tiger Woods returns to action