Takeaways from the third round of the Genesis Scottish Open, where Rory McIlroy leads by 1

GULLANE, Scotland — Rory McIlroy is well aware he first played in the Scottish Open in 2005 at Loch Lomond. He has come close to winning the British Open, including last year at St. Andrews, and the Dunhill Cup in Scotland, but never hoisted a trophy in the ancestral home of golf.

“Eighteen years is too long for me not to pick up a trophy in this country,” he said.