Thousands of children reportedly trapped in historic city of Timbuktu

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More than 136,000 people, including an estimated 74,000 children are trapped in the historic northern Mali city of Timbuktu, according to the NGO Save the Children. This follows a siege by the al-Qaeda linked jihadists How did Zambia get into so much debt and how it plans to get out of it? And we meet Abdullahi Mire - winner of a top UN award for promoting education for refugee children.