This week, a very good explanation from Daniel Ricciardo and Sebastian Vettel about what have changed in their Formula One since 2013:
[youtube url=”http://youtu.be/hFHmYFlbFn8″ fs=”1″ rel=”0″ showinfo=”0″]
[youtube url=”http://youtu.be/hFHmYFlbFn8″ fs=”1″ rel=”0″ showinfo=”0″]