MAIDUGURI: Two suicide bombers killed at least five people on Saturday in the northeastern Nigerian city of Maiduguri, the heart of a seven-year-old insurgency by Islamist Boko Haram militants, a military source and residents said. The first attack occurred at 0600 GMT in front of a camp for displaced persons in the Bakasi area and minutes later a second bomb went off at a bus stop, eyewitness said. Residents saw bodies being carried into an ambulance by government emergence services.