How will the grid start work on stage 17 of the Tour de France?
The Tour de France's latest innovation explained
MENDE, FRANCE - JULY 21: Start / Michael Schar of Switzerland and BMC Racing Team / Pierre Latour of France and Team AG2R La Mondiale White Best Young Rider Jersey / Geraint Thomas of Great Britain and Team Sky Yellow Leader Jersey / during the 105th Tour de France 2018, Stage 14 a 188km stage from Saint-Paul-Trois-Chateaux to Mende 1030m / TDF / on July 21, 2018 in Mende, France. (Photo by Tim de Waele/Getty Images)The Tour de France's latest innovation explained
