Ireland are without captain Johnny Sexton for their crucial game in Paris this weekend. Ugo Monye, Sara Orchard and former Scotland international Johnnie Beattie debate whether Ireland can deliver without their talisman. Gregor Townsend rings the changes as Scotland look for a first win at the Principality in 20 years. And Wayne Pivac hands Jac Morgan his Wales debut as the defending champions look to bounce back after being outclassed in Dublin last weekend.