Climate change is increasing the threat of malaria, but one researcher is on the case

Changing weather patterns mean that dangerous mosquitos native to Asia are now flourishing in Africa. Anopheles stephensi have recently been detected in Djibouti, Ethiopia, Sudan, Somalia, Nigeria, Ghana and Kenya. Cristina Rafferty, a molecular biologist with the Centers for Disease Control and Prevention tells The World's host, Carolyn Beeler, about a new test she's developed to help communities identify the invader.