Chiefs of staff of the countries lying on Chad lake held in the city of Deva, south east of Niger, an extraordinary meeting to review military operations against the terrorist organization of Buko Haram. The meeting, the first of its kind among chiefs of staff of Chad Lake countries, comes in the aftermath of the attack launched by Buko Haram on military sites in Niger near the border with Nigeria, killing 26 troops, including two from Nigeria, in addition to unspecified number of civilians.