The father of a four-year-old boy who starved to death by his alcoholic mother has said that it could have been prevented if authorities had approached him.
Aftab Khan told ITV News that the "system has let my son down. They have all let my son down".
Following the conviction of Amanda Hutton, questions are raised over two little boys killed by those who were supposed to care for them.
A mother who starved her son to death threatened to kill her other children, a judge who sentenced her to 15 years in prison heard.
For two years the mummified body of four-year-old Hamzah Khan lay hidden in his mother's squalid house.