Sudan’s military rulers have admitted that they ordered the security operation that led to the killing of at least 100 protesters last week.<br /><br />Troops and government-backed militia groups moved into Khartoum, attacking protesters who were demanding a return to civilian rule, following the removal of former President Omar Al-Bashir.<br /><br />The BBC's Africa editor Fergal Keane has been talking to some of those who witnessed the violence in Khartoum.<br /><br />Warning: Distressing images contained in this film.<br />