A ranar jumma'a na shekara ta 4th da aka kwashe 'yan mata fiye da 200 da Boko Haram suka yi a Chobok, Jihar Borno, asusun kula da yara na Majalisar Dinkin Duniya (UNICEF) a jiya ya ce an kashe malamai 2,295 a Arewa maso gabas tun lokacin rikici ya fara a 2009.
