Four years later, after Tanzania's Prevention and Combating of Corruption Bureau 'failed' to discover evidence of wrongdoing, the Director of Public Prosecution dropped the charges. 
Miaka minne baadae, mara baada ya Tume ya Kupambana na Rushwa ya Tanzania ‘kushindwa’ kuweka bayana makosa aliyotuhumiwa nayo Mh. Chenge, Mkurugenzi wa mashitaka alifutilia mbali mashitaka hayo.