PARIS, July 27 (Xinhua) -- "What a difference a day makes" could be the watchword for the mountain biking due to be held at the Paris Olympic Games following a dramatic change of the weather in the French capital.
On Friday, reigning Olympic champion Tom Pidcock complained that the course at Elancourt hill, around 25 miles south-west of Paris was "bland" and "mainly gravel," but by midday on Saturday that percep
