SOUTHAMPTON, N.Y. (AP) — Not even Shinnecock Hills and its strongest test of the week in the U.S. Open could match the toughness of Wyndham Clark on Saturday. Clark had a collection of par saves around the turn as Scottie Scheffler was making a move and poured it on with a 3-wood to 4 feet for eagle on the par-5 16th , leading to an even-par 70 that gave him a six-shot lead going into the final round. Riding shotgun with him will be Scheffler, who finally got on track by making three straight