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Twenty-one of Nigeria's Chibok schoolgirls kidnapped by Boko Haram more than two years ago have been freed in a swap for detained leaders of the Islamic extremist group, the government and military said Thursday.
Twenty-one of Nigeria's Chibok schoolgirls kidnapped by Boko Haram more than two years ago have been freed in a swap for detained leaders of the Islamic extremist group, the government and military said Thursday.