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'Starved' Hamzah Khan's father warned police about mother

20 September 2013 Last updated at 19:12 BST

The father of Hamzah Khan, who allegedly starved to death, asked police to "keep an eye" on mother Amanda Hutton.

The four-year-old was found in a "mummified" state in a cot almost two years after he died. Ms Hutton denies the manslaughter of her son.

Ed Thomas reports.