Gonzalez was last seen in Concord, California on September 1, 2003. She is believed to have been abducted by her non-custodial mother. Photographs and information about the mother are unavailable. Gonzalez's father has applied for the child's return to his care under the terms of the international civil treaty, the Hague Convention on the Civil aspects of International Child Abduction. However, Gonzalez remains missing and her case is unsolved.