Nigeria, April 11 -- The United Nations Office for the Coordination of Humanitarian Affairs has confirmed an attack on its facility in Damasak, Borno State, on Saturday.

Humanitarian Coordinator and head of the UN mission in Nigeria, Edward Kallon, confirmed the incident in a statement shared with PREMIUM TIMES.

Mr Kallon said he was "deeply concerned about recurrent reports of violent attacks by non-state armed groups putting the lives of civilians under risks.

"Last night and through the morning, a violent attack in Damasak town, in Borno State, was reported with three international aid partners' facilities directly targeted, set ablaze, and sustained damage.

"I continue to be concerned about the safety and security of civilians and...