Roy Bennett, a nominee for deputy minister of agriculture, was arrested at a Harare airport and charged with treason for allegedly plotting to kill Robert Mugabe, the Zimbabwean president.
The Movement for Democratic Change (MDC) party's statement described the charges against him as "scandalous" and "politically motivated".
Al Jazeera's Rory Challands reports.
afrol News - Huge diamonds found in DRC : "A Canadian mineral exploration firm, Mexivada Mining Corp, has reported the discovery of two large diamonds in its 100% controlled Malambani Permis de Recherche concession, located near Mayoko in the Democratic Republic of Congo (DRC). Mexivada described the first stone as a white, modified octahedron 7.5 milimetres in diameter while the second stone was a shiny 6 milimetre greenish-white coloured dodecahedral diamond. Each of them weighs 0.1 gram"