Mercedes technical director Mike Elliott has explained the difficulties faced by Valtteri Bottas on his way to P5 in the Russian Grand Prix. read more »

Gerhard Berger thinks Max Verstappen got into Valtteri Bottas' head before the Russian Grand Prix - to ease his passage through the field. read more »

The Canadian had a power unit change prior to qualifying after suffering an issue on Friday, and thus started 18th, just ahead of the also-penalised Valtteri Bottas and Max... read more »

Mercedes trackside engineering director Andrew Shovlin has highlighted a couple of areas that contributed to Valtteri Bottas' downfall in Russia until late rain saved his... read more »

1996 Formula 1 world champion Damon Hill has criticised Valtteri Bottas' defence on Max Verstappen at the Russian Grand Prix last Sunday. Verstappen started from the back... read more »

While Mercedes hopes to get through the rest of the season without needing a fresh power unit for championship leader Lewis Hamilton, there are growing concerns that it may... read more »

Mercedes says it has "question marks" over its Formula 1 power units in the wake of moving Valtteri Bottas onto a fifth engine at the Russian Grand Prix. Bottas... read more »

Mercedes is to carry out "further investigation" on Valtteri Bottas' power unit after a problem materialised during the Russian Grand Prix weekend that resulted... read more »

Waving the white flag in Sochi, PlanetF1 asks is it time for Mercedes to put George Russell in the car and say farewell to Valtteri Bottas now. read more »

As Valtteri Bottas moved onto his fifth PU in Russia, Toto Wolff says there are "question marks" over Mercedes' engine. read more »

Valtteri Bottas has denied taking a new engine in Russia to hold up Max Verstappen, saying it "had" to be done as his Monza PU was "gone". read more »

Valtteri Bottas says the rain that struck Sochi Autodrom "saved my race" having struggled to recover from the rear of the field. Bottas took on fresh power unit... read more »

Valtteri Bottas has revealed his Russian Grand Prix was "saved" by the late rain that caused chaos and shook up the order. read more »

1996 World Champion Damon Hill could not understand Valtteri Bottas' lack of defence against Max Verstappen in Russia. read more »

Weather Gods turn Russian Grand Prix upside down as Lady Luck smiles on Lewis, Max and Valtteri while shunning Lando. read more »

Mercedes driver Valtteri Bottas will start today's Russian Grand Prix from P17 after the Anglo-German team changed some power unit elements overnight. read more »

Red Bull revealed on Friday afternoon that it had fitted Verstappen's car with an all-new power unit, triggering a penalty that meant the Dutchman would start at the back... read more »

Mercedes driver Valtteri Bottas will start the Russian Grand Prix from 17th place after a new engine was fitted to his car resulting in a grid penalty. read more »

Mercedes has confirmed Valtteri Bottas will take his fifth new power unit of the season for the Russian Grand Prix. read more »

A strategic engine change for Valtteri Bottas will see the Finn start the Russian Grand Prix just ahead of Max Verstappen. read more »

Valtteri Bottas is set to drop to 17th on the grid after taking on fresh Mercedes power unit components for Formula 1's Russian Grand Prix. Bottas qualified in seventh... read more »

Valtteri Bottas is set to start from towards the back of the Russian Grand Prix grid after Mercedes elected to change his Formula 1 power unit overnight. read more »

After much speculation about Lewis Hamilton, Mercedes have introduce a new engine at Sochi but for Valtteri Bottas' car. read more »

Valtteri Bottas believes he and Lewis Hamilton can still inflict heavy damage on Red Bull in the fight for this year's F1 constructors' title following a missed... read more »

The Briton made the most of a switch to slick tyres in Q3 at Sochi to grab third spot on the grid for tomorrow's race behind Lando Norris and Carlos Sainz.And, while he is... read more »