Hello and welcome to this final ding-dong showdown on the 99th edition of the Giro d'Italia - it's the 134km stage 20 and it features three back-to-back Cat.1 climbs in France before a punchy uphill finish in Italy. Today it where the race will be won and lost - with three riders all within 1:05 at the top of the standings after yesterday's dramatic stage in France.