Saric has signed his letter to withdraw and Cornstein will deliver it to the NBA Monday, the last day players can withdraw.
Saric was considered to be a lottery pick by many teams, and has been linked to the New Orleans Pelicans and the Dallas Mavericks.
ESPN’s Big Board has Saric ranked No. 11.
Saric helped lead Cibrona to a Croatian league title last season.
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Jill Martin, CNN