Nine Killed In Shootings at Nigerian Polio Clinics

Police say nine female health workers were shot and killed in northern Nigeria Friday as they were giving out polio vaccines.  At least one person was reported injured in the attack.  No one has claimed responsibility and police say they have no suspects, but analysts say it was consistent with others by the Islamist militant group Boko Haram.
 
Police say the women workers were giving out polio vaccines at two community health centers in the city of Kano when men on …