One week to go until we show you F1-75? Here are #CharlesLeclerc and #CarlosSainz to explain this year's #F1 rules and regulation changes ? See you on the 17th, #Tifosi ? #essereFerrari ? Subscribe ferrariworld: http://www.youtube.com/subscription_center?add_user=ferrariworld Follow us on Facebook http://www.facebook.com/ScuderiaFerrari Twitter http://twitter.com/ScuderiaFerrari and Instagram http://www.instagram.com/ScuderiaFerrari Ferrari Since 1947 http://formula1.ferrari.com