Suspicion falls on Islamist group Boko Haram, which claimed responsibility for recent killings in Abuja At least 25 people were killed and 12 injured in a bomb attack believed to have been carried out by Islamist extremists in north-eastern Nigeria on Sunday. Police said the attack was carried out by two men riding on motorcycles who threw bombs into three beer gardens in the city of Maiduguri, Borno state, during the