Can we outsmart the world’s deadliest animal? The World Mosquito Program, with support from generous partners like the Gates Foundation, are doing just that with our Wolbachia method. Together, we've protected millions of people around the world from mosquito-borne diseases – and we're just getting started. In this GatesNotes video, World Mosquito Program CEO Scott O'Neill takes us behind the scenes at our Medellín mosquito production factory and explains how Wolbachia works.