The Ivorian authorities have ordered an investigation and NPR's Ofeibea Quist-Arcton reports it's not immediately clear what led to the panic that triggered the crash.

“象牙海岸”官方已下令调查此事故，据NPR新闻的奥菲比亚·奎斯特·阿克顿报道，目前无法马上得知造成恐慌并引发事故的原因。

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NPR's Ofeibea Quist-Arcton is the Senegalese capital - is in the Senegalese capital, Dakar.

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QUIST-ARCTON: I think it's because this shows that Africa really needs to forge ahead technologically.

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QUIST-ARCTON: Hard to say, because we don't know exactly which group has taken over.

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