SAN DIEGO — Davis Thompson capped a roller coaster of a back nine at Torrey Pines with a birdie to take the lead Friday in the Genesis Invitational. Scottie Scheffler had an unusually wild day off the tee and was right on his heels.

Scottie Scheffler and Rory McIlroy are both in contention going into the weekend at the Genesis Invitational; Davis Thompson holds a one-shot lead over Scheffler, with McIlroy two shots further back;