A woman was found clinging to the boat with a dead man and woman next to her, rescuers say after the accident that is feared to have killed 52 African migrants.
Simone Gbagbo faced charges of crimes against humanity following her husband's refusal to hand over power to Alassane Ouattara, who won a 2010 election.
Ivory Coast has received about a million doses of the AstraZeneca, Pfizer-BioNtech and Sinopharm vaccines to date and is expecting delivery of 1.2 million more doses by mid-July.
President Alassane Ouattara has named his chief of staff Patrick Achi as interim prime minister, the government says in a statement, replacing Hamed Bakayoko, who is in France for medical checks.
The victim's bodies were brought back from Mopti region to the airport in Sevare, near the town of Mopti, by a helicopter from the UN's MINUSMA peacekeeping force, while the injured were taken to hospital, local officials said.
Some 7.4 million Nigeriens were registered to vote to elect legislators and the successor to President Mahamadou Issoufou.
Opposition groups insist the president must stand down after serving two terms, in accordance with the law.
More than 100 artists and celebrities from across the continent and the diaspora took part in the WAN Show broadcast online by the Worldwide Afro Network and carried by 200 African channels on Monday to mark Africa Day.
"Home School", "Teachers' Room" and "School on TV" are just some of the distance education programmes that private channels have launched to try to compensate for the closures.
At least 40 of Africa's 54 countries are now affected by the coronavirus pandemic.
A photograph posted to social media of a man sleeping in uniform while on break has caused a national scandal in France.
Soro was scheduled to return to Ivory Coast from Paris for the first time since May but diverted his private flight to neighbouring Ghana "for security reasons", his adviser, Alain Lobognon, said.
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