LAGOS,(Pakistan Point News - APP - 29th july,2016) - A United Nations humanitarian convoy was ambushed by Boko Haram Thursday in Nigeria's restive northeast, leaving several people wounded, the UN children's agency and the Nigerian army said. It was the first such attack on aid workers in the volatile region, the epicentre of the seven-year Boko Haram insurgency in Nigeria's north. "The convoy was travelling from Bama to Maiduguri in Borno State, Nigeria, returning from delivering desperately needed assistance," when it was ambushed, UNICEF said in a statement Friday. "Unknown assailants attacked a humanitarian convoy that included staff from UNICEF, UNFPA, and IOM," the statement added. It said a UNICEF employee and an IOM contractor were injured in the attack and were being treated at a local hospital.