Coverage of stage 18, which consists of a 171.5km route from Vif to Courchevel. The penultimate mountain stage of the Tour is arguably the most daunting, with the riders having to confront 5,450m of total elevation encompassing three different summits, with the finish being a 1,734m ascent on Col de la Loze, which will be the highest point of the Tour. Gary Imlach presents, with analysis from Pete Kennaugh, commentary by Ned Boulting and David Millar, and interviews from reporters Daniel Friebe and Matt Rendell