Mercedes battling to tame W13 F1 car in Bahrain

Neither Hamilton nor team-mate George Russell have appeared completely comfortable with their car during this week’s Bahrain test, with the Mercedes not looking at ease in the rapidly changing conditions at Sakhir.

Hamilton set the fourth-fastest time at the end of regular running on Friday, although his effort was subsequently beaten by Kevin Magnussen’s Haas – which completed an extra hour on-track solo to compensate for freight delays that caused it to miss Thursday…