Was he really capable of putting together four consecutive rounds of quality golf and stay on top? He was.
Koepka is a bit of an anomaly these days in major sports in that he keeps a very low profile. There will be a lot of pressure on him to change that as the sponsorship and endorsement opportunities continue to flow in.
Follow along as day one of the 2018 PGA Championship played out on Twitter. It was a day of amazing golf but more importantly, it was a day to remember a lost friend.