RIVERSIDE (AP) — A defense psychologist says a boy charged with killing his neo-Nazi father has an intense history of severe abuse that began shortly after his birth and never let up.

Psychologist Robert Geffen testified Monday the boy was forced to eat off the floor, beaten with a belt and sexually abused, the Riverside Press-Enterprise reported.

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The boy is charged with shooting and killing Jeff Hall with a .357 Magnum at point-blank range while he slept in their home.

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The boy, who was 10 at the time of the shooting, has pleaded not guilty by reason of insanity.

Geffen says Child Protective Services made contact with the boy or his family 23 times in his lifetime. He attended nine or 10 schools within four years.

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