Patrick Cantlay Leads by 2 at Riviera as He Goes for a Hometown Win

LOS ANGELES—Patrick Cantlay and Xander Schauffele first competed at cards on the long flight to Australia for the Presidents Cup. They became partners in team events, roommates on the road, close friends who take vacations together with their wives, and more practice rounds than they can count. Sunday at Riviera will have some familiarity to it with one exception: They have never competed against each other with $4 million on the line. Cantlay was solid as ever Saturday in the Genesis Invitational until a soft bogey toward the end of the round that effectively cut his lead in half. He was leading by four shots most of the back nine until his mistake on the par-5 17th and strong finishes by Schauffele and Will Zalatoris....