This Week in Golf -- April 11 through April 14

Watson, who birdied four in a row on the back nine, closed with a 68 to join Oosthuizen at minus-10. Oosthuizen carded a 3-under 69 in the final round to get into the extra session. Four players were two strokes back, including third-round leader Peter Hanson, who shot 1-over 73 to slide down the leaderboard.