The subject came to the fore over the Bahrain test, with McLaren CEO Zak Brown leading the questioning of how closely the two teams work together and the personnel movement... read more »

Christian Horner should discover the outcome of the Red Bull investigation into allegations of inappropriate behaviour by the end of Wednesday, sources have told ESPN. read more »

Christian Horner's F1 future will be announced to the public 'within the next 48 hours' read more »

An investigation into Red Bull team principal Christian Horner for alleged inappropriate behaviour is likely to be resolved before this week's season-opening Bahrain Grand... read more »

Christian Horner has reacted to increasing unease within the paddock at the fact that Red Bull owns two teams. read more »

Ford has demanded an urgent resolution to the Christian Horner investigation in a fresh letter to Red Bull. read more »

Ford CEO Jim Farley has sent a letter to Red Bull to demand a speedy resolution - and more information - on the internal investigation of alleged misconduct by team principal... read more »

Ford says it is “frustrated” with the lack of transparency concerning Red Bull’s investigation into allegations levied at Formula 1 Team Principal Christian Horner. Horner is... read more »

The topic of Formula 1’s dismissal of Andretti reared its head once again during pre-season testing in Bahrain and Red Bull Team Principal Christian Horner inferred the door is... read more »

Three-time Formula 1 world champion Max Verstappen has said that it will be 'nice' for the team once the situation regarding Red Bull team principal Christian Horner... read more »

Red Bull team principal Christian Horner is likely to find out the result of an internal investigation into his conduct next week, according to Sky Sports F1 pundit Craig Slater. read more »

Sky Sports F1 pundit Craig Slater has said that Christian Horner, Helmut Marko and Max Verstappen all sat down for lunch together during pre-season testing, despite reports of... read more »

Red Bull team principal Christian Horner is likely to find out the result of an internal investigation into his conduct next week, according to Sky Sports F1 pundit Craig Slater. read more »

Three-time world champion Max Verstappen has said that other teams are using a 'constant tactic' by talking about Christian Horner's internal investigation at... read more »

Ferrari driver Carlos Sainz's father - Carlos Sainz Sr, was seen meeting with Red Bull team principal Christian Horner and Helmut Marko at the first day of testing in Bahrain. read more »

Former Spice Girl Geri Horner - wife of Red Bull team principal Christian Horner - briefly unfollowed Formula 1 world champion Max Verstappen on Instagram, according to reports. read more »

The older brother of double F1 world champion Emerson and father of Indycar race-winner Christian had been ill for some time.He had been hospitalised since Christmas Day, which... read more »

Reigning Formula 1 world champion Max Verstappen says it will be "nice for everyone" at Red Bull when an investigation into team principal Christian Horner for... read more »

McLaren CEO Zak Brown’s continued staunch opposition to two-team ownership in Formula 1 is a “non-issue”, according to Red Bull Team Principal Christian Horner. Brown has been... read more »

Red Bull team principal Christian Horner has spoken out again regarding the internal investigation over allegations made against him within the team. read more »

McLaren CEO Zak Brown has said that the allegations that Christian Horner is currently facing as Red Bull team principal are 'extremely serious'. read more »

McLaren CEO Zak Brown has said that the allegations that Christian Horner is currently facing as Red Bull team principal are 'extremely serious'. read more »

The relationship between Red Bull and RB F1 teams has been scrutinised by rivals read more »

McLaren chief executive Zak Brown has called for a "swift" and "transparent" conclusion to Red Bull's ongoing investigation into Christian Horner over... read more »

Zak Brown is the latest senior F1 figure to gave his thoughts on the investigation surrounding Christian Horner. read more »