Prior to Wednesday, Horner had served as the only team principal Red Bull had ever had since it joined the grid in 2005, earning 124 victories, 107 pole positions, 287 podiums, eight drivers' world championships and six constructors' championships. Horner will be replaced by Laurent Mekies as CEO and team principal.

Christian Horner is out as Red Bull’s F1 team boss after 20 years and eight titles. The team gave no reason for the midseason move — but it comes amid on-track struggles, Verstappen drama and past controversy.

Christian Horner has been fired by Red Bull's Formula 1 team and it only adds to speculation about the future of four-time champion Max Verstappen.