harare follow key figure zimbabwe first lady grace mugabe g40 political faction target overnight coup military whereabouts unknown although source harare say detention grace mugabe mugabe 52-year-old wife rise political obscurity top rank rule zanu-pf party purge week ago vice-president emmerson mnangagwa become front-runner succeed husband jonathan moyo slick propagandist former information minister moyo g40 brain mouthpiece never shy away acerbic comment tweet rival twitter fee uncharacteristically silent since coup savior kasukuwere bruise former zanu-pf youth minister nickname tyson kasukuwere run mugabe attempt indigenise economy essentially force foreign investors surrender large stake businesses locals ignatius chombo former university lecturer mugabe homeboy chombo promote october cabinet reshuffle interior ministry finance portfolio severe domestic currency shortage tip full-blown financial collapse augustine chihuri commissioner general police chihuri accuse right group preside vicious crackdowns dissent popular protest last 18 months kudzai chipanga 35-year-old youth leader ingratiate mugabe grace organize nationwide youth rally grace mugabe use attack mnangagwa ally factbox key figure zimbabwe first lady grace mugabe 's 'g40 faction