From Red Bull’s humble beginnings to Formula 1 dominance, Christian Horner was at the heart of it all. Here’s a visual journey through his two-decade legacy. This is a photo gallery curated by AP photo editors.

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.

The Formula 1 paddock was rocked Wednesday by the news that Christian Horner, the longtime CEO and team principal of Red Bull Racing, has been fired after a 20-year run that featured many race wins and championships with drivers like Sebastian Vettel and Max Verstappen.