'I'm used to it' - Hamilton frustrated as Russell faster with older car parts

Lewis Hamilton has admitted he is "used to" being outqualified by George Russell after losing out at the Mexico City Grand Prix despite his Mercedes team-mate using a significantly older car floor.

source http://www.skysports.com/f1/news/12040/13241906/lewis-hamilton-downbeat-after-being-outqualified-by-mercedes-team-mate-george-russell-despite-having-newer-car-floor