The Spaniard claimed the top time when the official test finished at 7pm local time, with Red Bull’s Max Verstappen in second just under 0.5s behind the leader, and Lance Stroll in third.
Lewis Hamilton was the quickest Mercedes of the day, finishing in fourth, with team-mate George Russell in 13th.
But Kevin Magnussen set the quickest overall time for Haas, a 1m33.207s, in its extra hour of testing permitted after the US team missed Thursday morning due to freight delays.
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There were several red flags throughout the day, with Nicholas Latifi’s Williams suffering a brake fire during the morning session causing the first, and with it a 40-minute stoppage. That session was ended early after Valtteri Bottas stopped on track minutes before its scheduled finish time having suffered a hydraulic issue.
In the afternoon, Esteban Ocon prompted the first red flag of the session, stopping on track as a precautionary…
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