Days before Salman Abediblew himself up and killed 22 people outside a Manchester concert on Monday, he told his parents he was leaving their home in Libya to go on a pilgrimage to the Muslim holy city of Mecca, despite having other plans.

Interviews with friends and family suggest that Abedi grew up in a world that straddled middle-class Britain and the Libya of his parents, both before and after the chaotic collapse of strongman Moammar Gadhafi’s regime.

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