Just few weeks before World Malaria Day, a new type of mosquito which threatens to spread malaria in South Africa has been discovered. A team of scientists from the Wits Research Institute for Malaria, who made the discovery, says this means South Africa needs to intensify malaria vector control. One of the Scientists who supervised the research is Prof Maureen Coetzee, the director of the Wits Malaria Research Institute. She joins us on the line to tell us more.