Toto Wolff pens emotional letter ahead of Lewis Hamilton’s final Mercedes race - Hamilton will leave Mercedes after this weekend’s Abu Dhabi Grand Prix – he will join Ferrari next year

It’s not often Lewis Hamilton is tempted to give up in Formula 1. He nearly did just that Sunday, discussing with his Mercedes team over the radio whether it would be best to retire the car as his Qatar Grand Prix went from bad to worse.

Mercedes team principal Toto Wolff has revealed the real reason behind Lewis Hamilton's struggles with the W15 F1 car, stating that the nature of the ground eff