Police are still looking for a fourth suspect in the attack which has shocked South Africans.
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Passengers are still being urged to check their flight status before heading to the crowded airport.
The authorities say a growing number of citizens are being illegally recruited to fight elsewhere.
Armed men shot locals dead, set homes alight and abducted an "undetermined" number of people in Niger State.
Ghana has called on Russia to extradite the man, who is accused of recording sexual encounters without consent.
Giving some newborns in Guinea-Bissau an established hepatitis B treatment but not others is "unethical", it says.
Giving some newborns in Guinea-Bissau an established hepatitis B treatment but not others is "unethical", it says.
Bouquets of cash have been blooming in popularity in Kenya but recent warnings may slow the trend.
Bouquets of cash have been blooming in popularity in Kenya but recent warnings may slow the trend.
Bouquets of cash have been blooming in popularity in Kenya but recent warnings may slow the trend.