After Christian Horner claimed Mercedes' rear wing has "score marks" on it, Andrew Shovlin firmly denied that is the case. read more »

With the intensity of the F1 title battle between the top two teams ramping up with three races remaining, Red Bull is placing a growing focus on the behaviour of its... read more »

F1's title battle spilled off the track and into the press conference room at the Qatar GP as Mercedes' Toto Wolff and Red Bull's Christian Horner were pitched... read more »

Red Bull are readying an F1 protest of their own against fierce rivals Mercedes, with team boss Christian Horner claiming the world champions are utilising a "hidden"... read more »

Horner has reiterated his suspicions that Mercedes may have gained straightline performance through the use of a trick rear wing.In a tense FIA press conference that featured... read more »

Red Bull team principal Christian Horner has warned Mercedes of an impending protest over the legality of its rear wings after finding "witness [score] marks" in... read more »

Red Bull team principal Christian Horner has threatened a protest over Mercedes' rear wing after raising questions regarding "score marks" on the endplates. Last... read more »

Red Bull team principal Christian Horner feels the FIA 'avoided a Pandora's box scenario' following the decision of the stewards in the Brazilian Grand Prix... read more »

As F1 heads towards a conclusion to its first proper title battle between two different teams in the hybrid era, tensions between Red Bull and Mercedes have been steadily... read more »

While the rest of us might be bored by the ongoing war of words between Toto Wolff and Christian Horner, Lewis Hamilton admits to loving his boss's fighting spirit. read more »

Red Bull's run of double podium finishes came to an end after Verstappen finished second and Perez in fourth at the Sao Paulo Grand Prix as they saw themselves slip... read more »

Red Bull team principal Christian Horner believes Lewis Hamilton's Mercedes was 'un-raceable' in Sunday's Sao Paulo Grand Prix but feels his rival could... read more »

Christian Horner says it would have been "unfair" to penalise Max Verstappen in Brazil, after all there was "no contact" at Turn 4. read more »

Given Mercedes' straight-line speed advantage in Brazil, Christian Horner thinks theirs and Red Bull's rear wings are not the same. read more »

Red Bull team principal Christian Horner has backed the FIA's stewards for choosing not to punish Max Verstappen after he drove rival Lewis Hamilton off the track in... read more »

Red Bull Formula 1 team principal Christian Horner believes Max Verstappen's defence at Turn 4 on Lewis Hamilton during the Sao Paulo Grand Prix was "fair".  read more »

Red Bull is not planning to protest Mercedes' rear wing despite questioning it during the Sao Paulo GP Formula 1 weekend, according to team boss Christian Horner read more »

Christian Horner admitted Mercedes have a 'potent weapon' in the title race because of Lewis Hamilton's newly-installed engine. read more »

The world championship protagonists were fighting for the lead of the race at Interlagos on lap 48 when Hamilton tried to go around the outside of Verstappen at Turn 4.However,... read more »

Mercedes boss Toto Wolff has insisted his team's car is "fully legal" after Red Bull counterpart Christian Horner questioned his rival's pace and hinted at... read more »

Red Bull boss Christian Horner said Lewis Hamilton's blistering charge through the field in Saturday's sprint race is why his team is monitoring Mercedes' rear wing. read more »

Christian Horner admits Lewis Hamilton "can win" the Sao Paulo GP, such is the superior pace of his Mercedes W12. read more »

Red Bull team principal Christian Horner has described Lewis Hamilton's straight-line speed performance in Sao Paulo as "mind-boggling" after the Mercedes driver... read more »

Christian Horner has claimed Red Bull "know" Mercedes rear-wing trick that has unlocked increased straight-line speed. read more »

As Lewis Hamilton storms through the field to claim fifth, Christian Horner admits to finding the Briton's speed "mind-boggling". read more »