A girl carries a child in the outskirts of Lilongwe, the capital of Malawi. That's one of the countries in sub-Saharan Africa that has made good progress in reducing child mortality.
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A newborn in Sierra Leone is treated after delivery by Caesarean section. The country's child mortality rate has dropped from 264 per 1,000 in 1990 to an estimated 120 this year.
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