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File-This June 19, 1966, file photo shows Arnold Palmer in action during the U.S.Open Golf Championship at Olympic Country Club, San Francisco, Calif. Palmer, who made golf popular for the masses with his hard-charging style, incomparable charisma and a personal touch that made him known throughout the golf world as "The King," died Sunday, Sept. 25, 2016, in Pittsburgh. He was 87. (AP Photo, File)

File-This June 19, 1966, file photo shows Arnold Palmer in action during the U.S.Open Golf Championship at Olympic Country Club, San Francisco, Calif. Palmer, who made golf popular for the masses with his hard-charging style, incomparable charisma and a personal touch that made him known throughout the golf world as "The King," died Sunday, Sept. 25, 2016, in Pittsburgh. He was 87. (AP Photo, File)

U.S. Open 2011

The U.S. Open is underway in Flushing Meadows, New York.