Former Treasury Chief Yamba Convicted in $4.6 Million Corruption Scheme LUSAKA – A Lusaka court has convicted former Treasury chief Fredson Yamba of abuse of office and unlawfully authorizing $4.6 million in public funds, delivering a landmark verdict in a trial closely watched by anti-corruption advocates. Magistrate Irene Wishimanga found Yamba guilty on two counts […] The post Yamba Convicted in $4.6 Million Corruption Scheme first appeared on Lusaka Times-Zambia's Leading Online News Site - LusakaTimes.com .