Champions Cup blockbusters, Tom O'Toole's harsh ban and rugby's new rules | The Left Wing

Luke Fitzgerald and BBC Sport's Jonathan Bradley join Will Slattery as the Irish provinces gear up for this weekend's European action. The team break down Leinster's daunting journey to La Rochelle, why Saracens may be able to get past Munster, and take a look at Ulster and Connacht's clashes.