Alert: Reports are emerging of an explosion at a mosque during Friday prayers in Afghanistan's northern Samangan province. This is a developing story. UPDATE: A grenade attack on a mosque in Samangan province, Afghanistan, has left four people injured. According to the Police Command of Samangan, armed men threw a hand grenade into the mosque, causing the injuries. The perpetrators of the attack were swiftly apprehended by security forces as they attempted to escape. The police spokesperson attributed the incident to a tribal dispute.