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.

Red Bull team principal Christian Horner has been fired after 20 years with the team, a team spokesperson told CNN Sports on Wednesday.

Christian Horner has been dismissed as Red Bull Formula One team principal with immediate effect after two decades on the job, the company said on Wednesday. The decision comes in the wake of a still simmering affair of improper conduct allegations against the Briton,