Lewis Hamilton hints he could quit F1 this year

Lewis Hamilton, gives the thumbs up as he celebrates winning the Emilia Romagna Grand Prix but says he cannot guarantee racing on in 2021 (AP Photo/Luca Bruno, Pool)

Lewis Hamilton made the stunning claim he could quit Formula One at the end of the year after winning Sunday’s Emilia Romagna Grand Prix.

Hamilton, 35, whose Mercedes contract expires next month, is on the brink of securing a record-equalling seventh world championship.