Prosecutors say Paul Mackenzie lured the latest victims to their deaths by writing notes from his prison cell.
An investigation found that some of the 16 detained last year planned to unseat President Bola Tinubu.
The UN mission says it is gravely concerned by "inflammatory rhetoric calling for violence against civilians".
Barbara Kyagulanyi, married to the opposition leader, says she refused to reveal her husband's whereabouts.
The interior minister condemned the attack, which police say they are investigating.
The worst flooding in a generation hits Mozambique with teams from Brazil, South Africa and the UK helping with the rescue.
Twins whose classmates were killed by shelling say their deaths have made them determined to finish their studies.
He also met his counterpart from Israel which has recognised the independence of the breakaway region.
Reinforcements are sent to the town of Bor, a strategic staging post on the way to the capital, Juba.
The authorities tried to stop their export arguing they were part of the country's heritage.
Orlando Magic's Desmond Bane says he would be keen on representing Nigeria ahead of the 2028 Olympics and suggests other NBA players could do the same.
Some 160 people are believed to be missing after attackers raided three churches in a Nigerian village on Sunday.
The announcement that the Africa Cup of Nations will be hosted every four years from 2028 sparked division, but what will it mean for the game on the continent?
The opposition politician is accused of election violence in which at least seven people were killed.
Regional powers Ecowas had previously warned junta head Horta N'Tam against such a long wait for elections.
Police Minister Firoz Cachalia says organised crime is growing more complex, requiring new strategies.
The internet was shut during the general election, leaving many people without any income - or entertainment.
After chaotic scenes in the Africa Cup of Nations final, BBC Sport Africa explores what else we learned from just under a month of competition in Morocco.
Kizza Besigye’s party says his condition is critical, but authorities say he was taken to hospital for a routine check-up.
Thousands of Senegal fans join the parade to celebrate Afcon champions on their return home.
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