[richard ser-gris]

Lewis Hamilton to join Mercedes in $100m move from McLaren, signing a three-year deal

Lewis Hamilton will on Friday bring to an end one of the most controversial and long-running transfer sagas in Formula One history by announcing that he is leaving McLaren, the team he has been with over half his life, for rivals Mercedes in a three-year deal which could be worth as much as $100million (£61.6million).