Mercedes are expecting a "big challenge" up against Ferrari and Red Bull at the Singapore GP this weekend.
Valtteri Bottas has signed a new one-year contract with Mercedes to remain with the world champions until the end of 2018.
Valtteri Bottas says it's too early for Mercedes to ask him to play second fiddle to Lewis Hamilton in this year's world championship.
Toto Wolff says four drivers - Lewis Hamilton, Sebastian Vettel, Valtteri Bottas and Kimi Raikkonen - can win Sunday's Belgian GP.
Mercedes have opened contract talks with Valtteri Bottas and hope to have his future resolved by the Singapore GP, Toto Wolff has said.
Sky F1 pundit Mark Hughes reviews the first half of F1 2017 for all 20 drivers. Who has shone and who has had a stinker?
Kimi Raikkonen was key to Sebastian Vettel's Hungarian GP victory, but do Valtteri Bottas' results make him the better 'second' driver?
Toto Wolff admitted Lewis Hamilton could "lose a championship" after letting Valtteri Bottas past, but defended the Mercedes call.
Toto Wolff has described the driver market as a "puzzle" with the Mercedes boss yet to decide if Valtteri Bottas will be retained.
Valtteri Bottas says his minimum target is a podium finish in the British GP after a grid penalty left him starting ninth.
Valtteri Bottas has received a five-place grid penalty at the British GP for an unscheduled gearbox change.
Lewis Hamilton may have underestimated the threat from new team-mate Valtteri Bottas in the 2017 F1 season, according to this week's F1 Report.
Valtteri Bottas has credited his Mercedes team for the improvement in his driving that produced what the Finn termed "the perfect weekend" in Austria.
Sebastian Vettel refuses to believe Valtteri Bottas didn't jump-start at the Austrian GP, despite stewards clearing him of wrongdoing.
Valtteri Bottas is a genuine contender to Sebastian Vettel and Lewis Hamilton in the championship battle, says Martin Brundle.
Mercedes aren't ready to hand Valtteri Bottas a 2018 contract renewal yet, as they take time to asses all long-term options.
Kimi Raikkonen says Valtteri Bottas was "completely at fault" for their first-lap collision in the Azerbaijan GP.
Watch a dramatic first lap of the Azerbaijan GP in full as Mercedes' Valtteri Bottas's race took a nosedive within two corners.
Lewis Hamilton says Valtteri Bottas has "earned his place" at Mercedes and will only become stronger.
Mercedes admit not all of their problems with their car are going to be fixed in the short term as they make Ferrari title favourites.
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