May 4 - Lewis Hamilton has admitted he will struggle to hang onto his new lead in the 2018 world championship. His first win of the season in Baku puts him 4 points ahead of Sebastian Vettel, but Hamilton admits that it is the Ferrari with the fastest car. "Leading the championship is great, but if we continue as we are, it will take a lot of lucky races to keep me here," the Mercedes driver is quoted by Marca.