After months of discussions with Formula One star driver Lewis Hamilton, Mercedes expects to sign him to a contract extension in matter of "days, not weeks," its team boss said. Mercedes-AMG Petronas F1 Team CEO Toto Wolff told CNBC's "Squawk on the Street" program on Monday that a new deal will happen soon with six months remaining on the current contract. "We are still talking, we get this question basically every race weekend," Wolff said. "We've got such a good relationship we dread