Home Affairs minister Mwigulu Nchemba (in striped T-shirt) with security officers at a crime scene in Kibiti District, where there was a wave of mysterious killings of local government leaders. The government dismissed calls for independent investigators arguing that local security organs have capacity. PHOTO I FILE
What you need to know:
The government is being accused of dragging its feet probing high-profile crime cases following the shooting of Tundu Lissu, with the opposition still demanding independent probe