Ca semble facile de courir à 20 kmh...
https://www.youtube.com/watch?v=ZCARH83vZpw
https://www.youtube.com/watch?v=fRqJYt8WSo0
https://www.youtube.com/watch?v=nPt7Ory3b60
https://www.youtube.com/watch?v=ZCARH83vZpw
https://www.youtube.com/watch?v=fRqJYt8WSo0
https://www.youtube.com/watch?v=nPt7Ory3b60