The early wave has the advantage. Rain has arrived at Royal Portrush, just as World No. 1 Scottie Scheffler hits the course. It's spotty around the course — it's pouring at 18, where Rory McIlroy is trying to finish — but clearly those already in the clubhouse — including leader Brian Harman — are the beneficiaries.

Six years after recording a quadruple-bogey 8 on No. 1 at Royal Portrush, Rory McIlroy carded a bogey-5 en route to a 1-under 70 that left him right in the mix at the Open. "I didn't feel like I was walking into the unknown this time around,