Rugby Daily: Culhane slays Pumas, Worcester fire sale, Keynan Knox takes his chance

On today's edition of Rugby Daily, Richie McCormack brings you news of Emerging Ireland's latest win in South Africa. We have the latest on Worcester and Wasps, with both staring into the abyss. We hear from Dr. Willie Stewart on the troubling findings of his study of former rugby players. Plus, Keynan Knox speaks ahead of Connacht-Munster.