He was replaced by Pete Jordan, who shot 1-over 72.
Duval's manager, Charley Moore, did not disclose his reason for withdrawing. Duval finished 12th in the Mercedes Championships and tied for 48th in last weeks Bob Hope Chrysler Classic. He is not expected to play again until the Nissan Open in three weeks.
Duval normally skips most of the West Coast swing to spend time at his home in Sun Valley, Idaho.
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