Zambian opposition leader Brian Mundubile has been summoned for questioning by police over an alleged national security threat. Mundubile lost to incumbent Hakainde Hichilema in last week's presidential election and has vowed to challenge the results in court.

Zambian opposition leader Brian Mundubile's party alleges shots were fired during a raid of his house on election night. UN rights chief Volker Türk called for Zambia to stop…

Opposition leader claims 'serious irregularities' in the vote that handed President Hakainde Hichilema a second term.