Robert MacIntyre entered the day holding onto a four-shot lead with World No. 1 Scottie Scheffler in solo second. That pair will play together again Sunday, and Scotland's MacIntyre says he's ready to feel the heat from the American crowd.

McIlroy has had an up-and-down week at Caves Valley, from day-to-day and from hole-to-hole. After a 4-under 66 on Friday, he turned in a rollercoaster round of 71 on Saturday which features four birdies, three bogeys and a double bogey.

With just two PGA Tour events left, the second FedExCup playoff tournament tees off Thursday in Maryland, as the BMW Championship brings together the top 50 golfers in the standings — and with them, plenty of intriguing storylines from the very first round.