Si Woo Kim tops crowded American Express leaderboard after 54 holes

(Photo credit: Andy Abeyta/The Desert Sun / USA TODAY NETWORK via Imagn Images)

South Korea's Si Woo Kim shot 6-under par 66 and he claimed a one-shot lead through the third round of The American Express on Saturday at La Quinta, Calif.

Kim is at 22-under 194 going into Sunday's final round.

World No. 1 Scottie Scheffler and third-round co-leader Blades Brown both shot 68s on the Pete Dye Stadium Cour