Jordan Spieth posted a solid first round but needs to change his approach at the Cognizant Classic, as so many are taking advantage of scoring.

PALM BEACH GARDENS, Fla. (AP) — Jake Knapp survived a wild Saturday at the Cognizant Classic and avoided calamity at the troublesome par-3 15th by making a pair of late birdies for a 3-under 68 and a one-shot lead going into the final round at PGA National.