Juan Pablo Montoya believes Max Verstappen may have already signed for Mercedes after spotting a clue at the Austrian Grand Prix. The reigning champion has been tipped to leave Red Bull at the end of this year despite being tied down until 2028.

Although the 27-year-old is currently contracted to Red Bull until the end of the 2028 season, both team principal Christian Horner and motorsport advisor Helmut Marko have alluded to an exit clause in Verstappen's contract which could allow him to exit the team at the end of this year.

Mercedes boss Toto Wolff has confirmed he is engaged in ongoing conversations over trying to sign Max Verstappen from Red Bull; watch the British Grand Prix this week with Sundays race at 3pm, on Sky