Jonas Vingegaard suffered a broken collarbone and several broken ribs in a fall. The double winner of the Tour de France is expected to be out for 45 days.
Primoz Roglic, Remco Evenepoel and Quinten Hermans are also injured. The Grand Tour starts on June 29 and runs until July 21, with a time trial race in each of the three stages. The Tour is the most prestigious cycling event in the world, taking place every year between June and July.