The National Center for Disease Control launched on Sunday a workshop in cooperation with the World Health Organization at Al-Mahari Hotel in Tripoli. The workshop is titled "Simulating Preparedness and Response to an Outbreak of Polio" and it's held after the emergence of Polio cases in African countries, including neighboring countries: Chad and Niger. According to the center, Libya is completely free of Polio cases, underscoring the fact that efforts are being made to keep Polio out of Libya.