Lewis Hamilton says he will "give it absolutely everything" for his final three races with Mercedes after struggling badly in the Sao Paulo Grand Prix.

Seven-time Formula 1 world champion Lewis Hamilton said on Wednesday he had felt like walking away from Mercedes after a tough race in Brazil this month.

Seven times Formula One world champion Lewis Hamilton said on Wednesday he had felt like walking away from Mercedes after a tough race in Brazil this month. The 39-year-old Briton, the sport's most successful driver,

Seven-time Formula 1 champion Lewis Hamilton paced both of Thursday night's practices at the Las Vegas Grand Prix just two weeks after one of the worst races of his career. The Mercedes driver was despondent over his performance in Brazil when he intimated after the race he wasn't even sure he wanted to finish the final three races of the season.

Lewis Hamilton was fastest in Las Vegas Grand Prix practice on Thursday with McLaren's Lando Norris splitting the two Mercedes and George Russell completing a British trio on top of the Formula One timesheets in the second session.

Lewis Hamilton led George Russell to a Mercedes one-two in first practice at the Las Vegas Grand Prix. Hamilton headed Russell by 0.396 after they traded fastest times at the end of the session, having set the pace throughout the hour.