ARDMORE, Pennsylvania (AP) — A glance at the key hole Saturday at the U.S. Open.

HOLE: No. 18

YARDAGE: 521

PAR: 4

STROKE AVERAGE: 4.7

RANK: 2nd

KEY FACT: No player made birdie at the hole and seven of the top 10 names on the board, including leader Phil Mickelson, made bogey there.