The East African Monday December 14 2020 A child receives a polio vaccine. Sierra Leone’s Ministry of Health is investigating three suspected cases of polio infections. PHOTO | FILE | NMG Summary Samples from the cases have been shipped to Abidjan in Cote d’Ivoire for analysis at the Institute Pasteur, one of two World Health Organization (WHO) certified laboratories in the sub-region with the capacity to confirm a test for polio infection. Advertisement Sierra Leone’s Ministry of Health is investigating three suspected cases of polio infections which, if confirmed, will interrupt Africa’s journey towards eliminating the disease. A Ministry of Health official said that on Friday, three cases of what they believe is Acute Flaccid Paralysis (AFP) were reported in three districts – Kambia, Tonkolili and Western Area Rural.