Dozens of people are killed by an attack in Nigeria

abuja - A suicide attack at a mosque in the Nigerian city of Mubi has killed at least fifty people. According to the police, a teenager blew himself up during the morning prayer.

According to observers, the attack is the work of the militant Islamic group Boko Haram. This group prefers attacks in crowded places such as mosques and markets.

The Sunnis of Boko Haram have made at least 20,000 victims in recent years in the northeast of Nigeria and adjacent areas. The terrorists strive for the formation of their own, strictly Islamic state.