Christian Horner says rumours that Renault are set to split with Red Bull are "purely speculation" at this point in time. read more »

Christian Horner admits Red Bull's engine penalties from Monza are just the start as he expects more to come before the end of this season. read more »

Nine drivers took grid penalties in the recent Italian Grand Prix, and Christian Horner feels this highlights the need for the planned three engine limit for 2018 to be scrapped. read more »

Following Daniel Ricciardo and Max Verstappen's penalties at Monza, Christian Horner does not believe Red Bull can go through the remaining seven races of 2017 without... read more »

With Toro Rosso believed to be switching to Honda power for next season, Christian Horner says that will "provide an option" for senior team Red Bull in the years to... read more »

Christian Horner fears Renault and Honda won't catch up to rivals before 2021 read more »

Red Bull's Christian Horner fears Renault and Honda will not be able to catch up to Mercedes and Ferrari before F1's engine rules reset in 2021. read more »

Red Bull boss Christian Horner has called for a rethink of F1's engine penalty rules after nine of the 20 drivers taking part in the Italian Grand Prix were hit with grid... read more »

Red Bull F1 chief Christian Horner thinks FIA race director Charlie Whiting played it too safe with the rain calls at Monza on Saturday. read more »

Christian Horner would welcome a Toro Rosso-Honda partnership, and sees it as a potential way out for Red Bull, should they wish to walkaway from Renault. read more »

Christian Horner is convinced Red Bull had the second strongest car at Sunday's Italian Grand Prix but admits the Mercedes was on another level at Monza. The Red Bulls... read more »

Christian Horner confirms Red Bull's own 2018 F1 plans won't be affected by any possible engine switch for Toro Rosso, with a Honda deal being mooted for the junior team. read more »

Red Bull team principal Christian Horner plans a fresh push to get Formula 1's engine limit rules scrapped for 2018 following the Italian Grand Prix grid penalty farce read more »

Surely no hint of self-interest as Christian Horner calls for easing of engine allocation rules. read more »

Red Bull boss Christian Horner has said it is time for a "serious look" at the penalty system and needs to be "number one" on the agenda at the next... read more »

Christian Horner believes Max Verstappen would have been fighting for points with Daniel Ricciardo, had it not been for his lap three incident. read more »

Red Bull's Christian Horner says engine penalty system needs serious rethink read more »

Red Bull may have the power to veto McLaren's expected switch to Renault, however, Christian Horner says they won't as "two strong customer teams is only a good... read more »

Red Bull boss Christian Horner has called for an urgent review of F1's engine-penalty rules in the wake of the Italian GP being transformed by grid demotions. read more »

Red Bull team boss Christian Horner has compared Daniel Ricciardo to Nigel Mansell following his storming run from P16 to P4 at the Italian Grand Prix. read more »

Red Bull F1 chief Christian Horner is receptive to a possible link-up between Toro Rosso and Honda, opening up a future engine option for the senior team. read more »

Red Bull bosses Helmut Marko and Christian Horner insist they have no regrets about Max Verstappen and Daniel Ricciardo taking grid penalties despite their strong performance... read more »

Renault reliability 'not where it should be' - Christian Horner read more »

Following Max Verstappen's retirement from the Belgian Grand Prix, Red Bull boss Christian Horner has criticism engine suppliers Renault, feeling they need this problems... read more »

Christian Horner has hit out at Renault's "below par service" after Max Verstappen suffered a fifth engine related retirement in the Belgian Grand Prix. read more »