Christian Horner’s exit after 20 years marks the end of an era at Red Bull, but the problems go deeper. What does this decision solve, and what are the team’s most pressing challenges now and for the long term?

Christian Horner, the longest-tenured team principal in Formula 1, is out after two decades. Here's what he told the team.

Red Bull has pledged not give up on the Formula 1 title fight until it’s mathematically impossible for Max Verstappen to win, even after Christian Horner was fired as team principal