Diango Ba is named as Mali 's new interim prime minster . Interim PM , Modibo Diarra was arrested , then resigned on a Tuesday . Diarra abruptly resigned Tuesday on state television , a day after he was arrested by soldiers loyal to a former coup leader . U.N. Secretary - General Ban Ki - moon said he 's ` ` troubled '' by Diarra 's resignation . The international community is worried that a wing of al Qaeda is expanding into Mali .
Diango Ba is named as Mali 's new interim prime minster . Interim PM , Modibo Diarra was arrested , then resigned on a Tuesday . U.N. Secretary - General Ban Ki - moon said he 's ` ` troubled '' by Diarra 's resignation . The international community is worried that a wing of al Qaeda is expanding into Mali .