Islamist insurgents retreating from Timbuktu set fire to a library containing thousands of priceless historic manuscripts, according to the Saharan town’s mayor, in an incident he described as a “devastating blow” to world heritage. Hallé Ousmani Cissé told the Guardian that al-Qaida-allied fighters on Saturday torched two buildings that held the manuscripts, some of which dated back to the 13th century.

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