Kano, Muharram 1, 1437, Oct 14, 2015, SPA -- Two suicide bombers have killed seven people in north-eastern Nigeria, dpa cited an army spokesman as saying Wednesday. The bombers detonated their explosives in the city of Maiduguri on Tuesday. Eleven people were injured, army spokesman Sani Usman said. The attack was attributed to the terrorist group Boko Haram, which has killed an estimated 14,000 people since 2009. --SPA 12:26 LOCAL TIME 09:26 GMT www.spa.gov.sa/w