MacIntyre rolled in a long birdie putt on his final hole Saturday to extend his lead to four over the world No. 1, entering the final round at Caves Valley.

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.