Ferrari impress for the second day running on Wednesday at the first pre-season test in Barcelona, Spain.
Live text commentary, images & analysis from the third day of testing in Barcelona.
Retired world champion Nico Rosberg says Formula 1 drivers will be "gladiators" this year as rule changes have made the cars "absolute monsters".
Ross Brawn moots non-championship race, Lewis Hamilton suffers for his art, Mercedes baffle rival driver, plus more
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Mercedes driver Valtteri Bottas says that there could be "sparks" between himself and team-mate Lewis Hamilton during the coming season.
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Analysis and opinion from the BBC's chief Formula 1 writer.
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