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

Red Bull‘s termination of Christian Horner has sent shockwaves throughout the world of Formula One. A formidable presence in the sport, Horner had helmed Red Bull Racing throughout its rise and dominance.

Power struggles, an investigation and a declining car eroded support for the only team principal Red Bull has ever known