ECONOMIC Front leader Wynter Kabimba has given UPND secretary general Batuke Imenda a one-week ultimatum to provide proof of payment for the ZAF helicopter he used to fly to Kasama during President Hakainde Hichilema’s tour of Northern Province. In an interview, Kabimba said if Imenda failed to provide proof of payment, his party would commence a legal process against him to compel him to pay because it was government property. “We have written a letter as Economic Front to the secretary general of the UPND following the evidence that we saw on social media where he flew on a ZAF chopper and there were ZAF officers coming out of that, and there were UPND officials lined up in front of...