Eye on Africa | Wagner warlord Yevgeny Prigozhin killed in air crash

<p>In tonight's edition: The russian warlord at the head of Wagner mercenary group who had been courting African nations who'd been turning away from their traditional colonial allies, is reported dead. A chaotic day at the polls in Zimbabwe leads opposition leader Nelson Chamisa to cry foul. And the BRICS leaders agree to expand the bloc at the emerging economies summit </p>