Lewis Hamilton has described the Azerbaijan GP as the "most challenging" race of his F1 career and admitted he has doubts about his world championship prospects. read more »

Carlos Sainz Jr had a tough first practice but bounced back in the afternoon in Baku read more »

Christian Horner insists Daniel Ricciardo can fulfill his title-challenging ambitions at Red Bull and has urged the in-demand driver to resist potential advances from Mercedes... read more »

That was a fantastic grand prix for the fans watching in the grandstands and back at home - but it was a very challenging one from where we were sitting. read more »

The Belgian was more than half a second down on challenging for a top ten starting position, and feels work needs to be done to address McLaren's pace deficit in Qualifying. read more »

How will the drivers cope with challenging conditions in Shanghai? For more F1® videos, visit http://www.Formula1.com Like F1® on Facebook: https://www.facebook.com/Formula1/... read more »

Williams' Sergey Sirotkin says this weekend's Chinese Grand Prix will be a challenge due to the difficult conditions that occur at the Shanghai International Circuit. read more »

Guenther Steiner has said that the back to back races of Bahrain and China are "challenging" for the team read more »

The Dane says he's happy with his qualifying performance but found it challenging to turn the tyres on at the Bahrain Grand Prix. read more »

Force India's Esteban Ocon says the heat within the deserts of Sahkir will be challenging physically for this weekend's Bahrain Grand Prix. read more »

The Team Principal hopes Haas can be challenging in the upper midfield this year. read more »

Claire Williams concedes a "challenging" pre-season did not show the best that Williams has to offer, nor did it show that they've made a mistake with their line-up. read more »

Despite a challenging two weeks of pre-season littered with reliability gremlins, Fernando Alonso and McLaren head to the Australian Grand Prix in a defiant mood. read more »

Lewis Hamilton says the resurfaced Circuit de Catalunya has lost its character and has become easier to drive on than at any point in his Formula One career. read more »

Former Lotus and Renault development driver Carmen Jorda believes women should focus on a career in Formula E as it is less challenging than Formula One. read more »

The creation of a chassis that could accommodate the halo has been challenging for the teams. read more »

Claire Williams knows that 2018 will be a challenging year for the team, but is adamant that they must not drop below fifth. read more »

With McLaren and Renault both banking on improved seasons, Force India concede they need a podium-challenging car if they want fourth in the championship. read more »

Renault boss Cyril Abiteboul says 2018 will be used as its final year of building the foundations for a F1 world title-challenging team. read more »

Zak Brown is refusing to set any definitive targets for McLaren but expects they will be "challenging towards the front" this season. read more »

Ricciardo thinks that if he and team-mate Max Verstappen are in with a chance of challenging for the title next year, the Red Bull needs to be strong from the start. read more »

Formula 1 is extremely competitive off-track as well as on it, so trying to find a job in such a challenging and demanding industry will always be a struggle read more »

McLaren racing director Eric Boullier praised both his drivers and the team for their work during a difficult season and wished Honda all the best going forward. read more »

Daniel Ricciardo is confident he and Red Bull can use the winter to make the vital gains to become Formula 1 world title fighters in 2018. read more »

Stoffel Vandoorne: 2017 F1 campaign challenging but rewarding read more »