In Zambia, top government officials covet mining rights and enter partnerships with foreign companies, to the detriment of artisanal mineworkers: the second instalment in a three-part investigative series on mining in southern Africa.In Zambia, top government officials covet mining rights and enter partnerships with foreign companies, to the detriment of artisanal mineworkers: the second instalment in a three-part investigative series on mining in southern Africa. Makanday