natasha gname now reports. this isn't nigeria where the armed group is based.s in the capital of neighboring cameroon where boko haram has launched attacks in the north. . >> in the extreme north, it has 70 closed schools, 150,000 of sdmraipts people. 200,000 nigerian refugees, 55,000 children who do not go to school. cameroonians need to go to mobilize because the danger is never too far. >> the march was intended to educate other cameroonians about the threat that boko haram has become. people showed solidarity for citizens and support for their amy army. it has been drawn into what has become a regional conflict against the armed group. >> i am moved by this. the camerooniana army has. >> violence destruction and refugees spilling over into their countries, cameroon niger and chad had nol choice but to join the fight against boko haram. 8700 shoulders were agreed. to the lake chad area. the tone of saturday's march was one of resolve and unity. >> we come together from all nooks and crannies to shout in one voice. >> after six years and an estimated 13,000 p