Lewis Hamilton's contract negotiations are in the final stages. Helmut Marko from Redbull Racing tell the media that, according to my information, mercedes is making an agreement until 2020 with Lewis Hamilton. Toto Wolf gave further strength to this by saying that it almost sure that, Lewis continue in Mercedes next two years. Lewis Hamilton is chasing the coming F1 season for he's six world championships. Most of the world championships are Michael Schumacher.
Update: According to British media, new information has been come that the value of the future contract is 91 million and 2 years for Lewis Hamilton. Let's wait for the final confirmation.