UPDATE 1: Military source said two car bombs detonated inside the barracks.
One bomber drove bus into church wall, while second was in car, army says.
Unconfirmed reports say the blast came after a car was driven into the barracks and explosives in it detonated.
“A car drove into the church premises … then detonated the bomb,” one of the military officers told Reuters, asking not to be named.
The National Emergency Agency confirmed there had been an explosion inside the barracks and said it was “likely at a worship centre”.
A huge bomb blast has reportedly exploded at a military protestant church inside the Armed Forces Command and Staff College, Jaji in Igabi local government area in Kaduna state.
Report says the church was filled to capacity when the explosion occurred.
Number of casualty is not known yet but sources said some victims have been rushed to the military hospital in the cantonment.