The fact
The accident occurred during the 10th stage between Aurillac and Mont-Dore.
He was evacuated to a hospital for emergency care.
2 sources — click a link to read an article on the topic:
Why it matters
Cet incident rappelle les dangers du cyclisme professionnel et la vulnérabilité des coureurs face aux accidents, même sur des épreuves emblématiques comme le Tour de France.