Vingegaard, 25 and a professional cyclist for only three years, held an insurmountable lead as the Tour prepared to roll into Paris.
PARIS — Head down and legs churning, Jonas Vingegaard crossed the finish line of the penultimate stage of the Tour de France on Saturday and cupped his hand over his mouth, as if to stifle a gasp. He had done what he had come to do, and his astonishing accomplishment was sinking in.