Rory Sabbatini, of South Africa, checks the green on the 11th hole during practice for the U.S. Open at Merion Golf Club, Wednesday, June 12, 2013, in Ardmore, Pa.

Rory Sabbatini, of South Africa, checks the green on the 11th hole during practice for the U.S. Open at Merion Golf Club, Wednesday, June 12, 2013, in Ardmore, Pa.