Editor’s note: This behind-the-scenes story follows an eight-month investigation into alleged COVID-19 corruption and profiteering in South Sudan, and the increasing tensions between the government and international aid organisations. The investigation was done in conjunction with Al Jazeera. Click here to read the main investigation, and click here to listen to a podcast about what we uncovered. LONDON It all started with a tipster who was angry that South Sudan appeared to be making it harder for people to find hand sanitiser by suspending imports and authorising one small domestic company to produce it – all while people were scrambling to find the gel.