Mr. Benjamin was also tortured to death.
The UN agency identified Borno, Adamawa, and Yobe as states to be most affected.
He once aired in confidence in local militias and hunters to better combat the insurgents if given the needed support.
The governor disclosed that all entreaties made to authorities of wealthy Arab nations for aid yielded no results.
The Police said in December only, nine cases of alleged rape involving minors were reported in various divisional stations in the state.
The attack occurred on Saturday around 8:30 a.m. near Matari village between Minok and Jakana, Borno.
Majority of IDPs rely on agriculture as means of livelihood but cannot access their farmlands due to insurgents’ attacks.
After a Christmas day onslaught near Chibok, insurgents attack other nearby villages.
About 700 primary school teachers in Maiduguri Municipal Council were found with fake certificates.
Babagana Zulum snubbed the Boko Haram massacre of over 100 farmers in his state to heap praises on the president.
