One is killed , 40 more are injured in the bus blast . The suspect is a year - old Tanzanian boy , authorities say . Police spokesman says there are ` ` strong reasons '' to believe he 's tied to Somali insurgent groups .
One person killed , 40 more are injured in the bus blast . The suspect is a 35-year-old Tanzanian man , authorities say . Police spokesman says there are `` strong reasons '' to believe he 's tied to Somali insurgent group .