SPRINGFIELD, N.J. (AP) -- A look at the key hole Friday in the second round of the PGA Championship:
STROKE AVERAGE: 3.07
KEY FACT: Co-leader Robert Streb birdied the ninth with a 20-foot putt to finish off a 63 - the 30th such round in a major, by 28 players. Jason Day, who is two strokes behind through two rounds, also birdied No. 9 on his way to a 65. Co-leader Jimmy Walker made par there in shooting 66.