The World Health Organization says there is progress in ending Guinea Worm which affects an estimated 1.7 billion people worldwide. Dr. Elisha Osati, from the Muhimbili National Hospital in Dar Es Salaam, Tanzania, sheds light on this tropical disease. In Rwanda, ten female visual artists are raising awareness about mental health through the “Walk with me” exhibition in Kigali. And find out how lab rats are sniffing out Tuberculosis.