TRANSPARENCY International Zambia (TIZ) has disclosed that the ruling Patriotic Front spent an estimated K2.9 million in May alone on billboard advertisement in Lusaka, followed by Fred M’membe’s Socialist Party which spent about K864,000, while K648,000 was spent by the UPND. And TI-Z says President Edgar Lungu and UPND president Hakainde Hichilema should take responsibility for the violence being perpetuated by their supporters. In a statement, Tuesday, TI-Z executive director Maurice Nyambe said his organisation’s monitoring mechanism for campaign spending was able to detect that the ruling party had outspend the rest in the ended month. “As part of our long-term monitoring of the electoral process, including the campaign activities of political parties, TI-Z has been using proxy indicators to...