by Boko Haram. Five people were killed in fighting, including three policemen. Governor was not hurt. On 2 August, Boko Haram killed at least 18 people in a grenade attack on an IDP camp in Far North, Cameroon. On 9 August, ISWAP killed six French aid workers and two Nigerien civilians in Kouré, Tillabéri Region, Niger. On 19 August, Islamic State militants took hundreds of people hostage in Borno. On 6 September, Boko Haram raided a village of Kurmari, where they killed four civilians in their sleep. They also raided two villages at outskirts of Maiduguri, six civilians were killed in this raid. Nigerian military carried out an operation against Boko Haram in Hamdaga Makaranta town in Gwoza local government area. Five insurgents were killed and seven hostages were rescued, several insurgents were wounded but managed to escape. On 17 September, Boko Haram raided a village in Lake Chad region in Chad, several civilians were abducted. On 18 September, Nigerian military carried out an air operation against Boko Haram in Kassa Kura in Maiduguri. Sixteen insurgents were killed, 38 were arrested, their ammunition was seized. Several insurgents escaped with wounds. Boko Haram attacked Kassa in Far North region of Cameroon, killing two civilians. Local vigilante group tried to protect the civilians but were outnumbered by the insurgents, several were wounded during the fight. On 19 September, Chadian military attacked Boko Haram in the village of Barkalam near the border with Nigeria, 15 Boko Haram fighters were killed in the fighting, 12 hostages were rescued. Boko Haram and Chadian military later clashed at Bilabrim where five insurgents were killed and two Chadian soldiers were wounded. On 20 September, Boko Haram ambushed a military convoy, killing 3 soldiers at the place and fatally wounding Colonel Dahiru Bako. On 25 September, Boko Haram ambushed a military convoy accompanying government officials near Monguno town, killing 15; Eight policemen, three soldiers, and four Civilian Joint Task Force members. On 26 September, Babagana Zulum and his convoy were attacked by Boko Haram near Baga. Zulum was unhurt but 30 people were killed in the attack; twelve policemen, five soldiers, four members of a government-backed militia and nine civilians. Many others were injured. On 27 September, Islamic State militants attacked a convoy in Borno, killing 18 people. On 29 September, Babagana Zulum's convoy noticed a donkey on the road and shot at it. After the donkey exploded,