The plague outbreak in Madagascar has killed 102 and over 1,200 are infected. Should we start prepping for doomsday? Sonia chats to Prof. John Frean, who is an associate professor at the Parasitology Reference Laboratory Centre for Emerging, Zoonotic and Parasitic Diseases and Deputy Director at the National Institute for Communicable Diseases (NICD), a division of the National Health Laboratory Service.