Sergey Sirotkin doesn't see Robert Kubica's reserve role at Williams as adding pressure in the race seat, saying they are enjoying a good working relationship. read more »

The Russian completed more than one hundred laps but still feels there are things Williams need to work on before the start of the season. read more »

Both Lance Stroll and Sergey Sirotkin had positive comments to make after the second day of the second pre-season test on Wednesday. read more »

Martini fully supported Williams' decision to hire Sergey Sirotkin alongside Lance Stroll in 2018, according to Claire Williams. read more »

Williams technical boss Paddy Lowe impressed by "very clever" Sirotkin, who completed an engineering degree alongside his racing duties last year. read more »

Heavily criticised since being announced as a Williams driver, Sergey Sirotkin says he'll be the first to admit if he is out of his depth - but he's adamant he's... read more »

Sergey Sirotkin says it would be naive to target “something extraordinary” in his rookie F1 campaign at Williams in 2018. read more »

A lot of data was gathered by Williams during the first pre-season test in Spain, with Lance Stroll, Sergey Sirotkin and Robert Kubica all doing great jobs, according to Paddy... read more »

The Russian was the only driver not to set a representative lap time in the dry during Thursday's final day of the first pre-season test. read more »

Sergey Sirotkin admits he found it "difficult" missing out on an F1 seat with Renault for 2018 before landing on his feet at Williams. read more »

Claire Williams is disappointed about the number of negative comments aimed as her young driver pairing, Lance Stroll and Sergey Sirotkin. read more »

Robert Kubica believes comparing his lap times against Sergey Sirotkin - who beat him to the 2018 Willaims F1 seat - is "irrelevant" during winter testing.  read more »

Robert Kubica has said fans and the media should not compare his times in testing to fellow Williams driver Sergey Sirotkin. read more »

Robert Kubica has warned against making comparisons between his and Williams rookie Sergey Siriotkin's times over winter testing. read more »

Sergey Sirotkin and Lance Stroll will have two race engineers each for the 2018 Formula 1 season as part of an operational staffing reshuffle at Williams read more »

The Russian was at the back of the pack on Monday after losing out on track time due to inclement weather conditions. read more »

Lance Stroll says the hiring of Robert Kubica as a reserve and development driver at Williams will be a valuable asset for the team ahead of the 2018 Formula 1 Season. Stroll... read more »

Sergey Sirotkin says Robert Kubica understands Formula 1 is "every man for himself" and they will have a good relationship at Williams in 2018 read more »

Sergey Sirotkin has said there is no tension with Robert Kubica despite beating him for the final spot on the 2018 grid at Williams. read more »

Robert Kubica believed he would be racing in 2018, only for Williams to chose Sergey Sirotkin for the last available seat on the grid. read more »

Claire Williams says drivers bringing money with them into Formula 1 drives is a good thing, but refutes the idea of Sergey Sirotkin being chosen just because of his backing... read more »

Williams believe that new driver Sergey Sirotkin can be a surprise package in the 2018 Formula One season. read more »

Sergey Sirotkin eager to get rookie F1 season underway read more »

Sergey Sirotkin will be a "surprise" in 2018 and should not be depicted as a 'pay driver', Williams have insisted. read more »

Sergey Sirotkin says it feels as if he is "almost living" in the Williams factory as he prepares for his debut F1 campaign. read more »