McLaren F1 CEO Zak Brown insists he was “not surprised” by the sudden departure of arch rival Christian Horner at Red Bull. Horner, 51, was relieved of his duties as team principal and F1 CEO at Red Bull Racing after 20 years in the role. Laurent Mekies, formerly of sister team Racing Bulls, has taken over ahead of this week’s Belgian Grand Prix.

McLaren F1 CEO Zak Brown wasn’t surprised by Christian Horner’s departure from Red Bull, citing the “drama” surrounding the whole team. Earlier this month, Red Bull announced that Horner had been relieved of his CEO and team principal duties.

By sacking Christian Horner, Red Bull has made a big change to try to return to F1 winning ways. But there are other steps it must take, too