Police bomb experts inspect the scene of a twin suicide blast at Kano Line bus station in northern Nigeria's largest city of Kano on February 24, 2015. At least 10 people were killed in north Nigeria's biggest city of Kano in a twin suicide attack by two men at a packed bus station, police said. Kano is north Nigeria's largest city and has been among the places hardest hit by Boko Haram's six-year insurgency, which is aiming to create a hardline Islamic state in the region AFP PHOTO / AMINU ABUBAKAR (Photo credit should read AMINU ABUBAKAR/AFP/Getty Images)
