Christian Horner has warned Mercedes that if there's a "gap", Max Verstappen will for it as he lines up Px on the Qatar GP grid. read more »

Red Bull raised concerns about the legality of Mercedes' rear wing design last weekend in Brazil after noting Lewis Hamilton's straightline speed advantage over the... read more »

Toto Wolff says Red Bull are seeing "ghosts" after Christian Horner released pictures of marks he says prove the W12's rear wing flexes. read more »

Toto Wolff has accused his opposite number Christian Horner of seeing "a ghost" following Red Bull's accusations over the rear wing on Mercedes' Formula 1 car.  read more »

Red Bull team principal Christian Horner has backed the FIA to 'scrupulously police' the regulations as tensions continue to rise between Red Bull and Mercedes. read more »

Red Bull team principal Christian Horner has explained an image taken of a score mark on the Mercedes rear wing, which he believes proves it is flexing. read more »

Christian Horner and Toto Wolff won't be having lunch together any time soon, the Red Bull team boss saying that would be faking a "facade.' read more »

Toto Wolff says Red Bull is seeing "ghosts" after his rival team principal Christian Horner claimed scuff marks on the rear wing of the Mercedes were linked to... read more »

Christian Horner hopes Max Verstappen can jump Lewis Hamilton at the start of the Qatar Grand Prix as the Dutchman qualified second on the grid on Saturday. read more »

Red Bull enquired with the FIA about Mercedes' rear wing design over the Sao Paulo Grand Prix weekend after team boss Christian Horner noted Lewis Hamilton's... read more »

Red Bull Formula 1 team principal Christian Horner believes Mercedes' straightline speed is now "under control" following the introduction of new flexibility... read more »

Red Bull team principal Christian Horner has claimed the new FIA load test is "doing its job" despite Lewis Hamilton claiming pole position from Max Verstappen in Qatar. read more »

Mercedes' straight-line speed is back to "normal" at the Qatar Grand Prix, thinks Christian Horner. read more »

Red Bull team principal Christian Horner has revealed the FIA will introduce a new rear wing test after qualifying for the Qatar Grand Prix in a move that could clarify claims... read more »

Following Christian Horner's suggestion that score marks on the W12 suggest something suspicious, Mercedes' head of trackside engineering, Andrew Shovlin was asked to... read more »

Insisting that Mercedes recent straight-line speed is "not normal", Red Bull boss, Christian Horner admits that he will not hesitate in protesting the car. read more »

Christian Horner has insisted there is "no relationship" with Toto Wolff and he does not need to "kiss his arse" to show his respect for Mercedes... read more »

Today's press conference with Christian Horner and Toto Wolff. read more »

Mercedes and Red Bull continue to provoke one another both on and off the track this season, with the intensity turned up another notch at the Qatar Grand Prix, as Christian... read more »

Red Bull team principal Christian Horner says there is mutual respect but "no relationship" between himself and Mercedes boss Toto Wolff amid their ongoing Formula 1... read more »

Damon Hill and Christian Horner weren't on the same page when it came to debating Max Verstappen's defending in Brazil. read more »

Christian Horner has lamented criticism of Max Verstappen ahead of the Qatar Grand Prix and insisted F1 should be "encouraging not criticising" the Dutchman. read more »

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 »