Breaking News: Blast at barracks church in Kaduna, northern Nigeria

There has been an explosion at a church inside a military barracks in Kaduna state in northern Nigeria, military sources have said.

Unconfirmed reports say the blast came after a car was driven into the barracks in Jaji and explosives in it detonated.
It is not clear whether there were casualties or who was responsible.
However, several churches in the state have been attacked in recent months by the Islamist militant group Boko Haram.