'Day of truth' looms for GC riders in Giro d'Italia's final mountain showdown
Primoz Roglic, Richard Carapaz and Vincenzo Nibali on stage 19 of the Giro d'Italia (Photo by Tim de Waele/Getty Images)Stage 20's monster profile will be decisive in the destination of the general classification with one stage, a time trial remaining on stage 21 of the Giro d'Italia 2019
