Video: Ferrari’s confidence, Mercedes’ mystery and three other big stories from F1 2023 testing. The 5 Biggest Stories from F1's 2023 Pre-Season Testing.

Now that we have seen the 2023 Formula 1 race cars hit the track at the Bahrain Pre-Season Testing, what do we know about each of the ten F1 teams? From a potentially dominant Red Bull, to Aston Martin’s surprise strength, to the unknown levels of Mercedes and Scuderia Ferrari, and the disappointing testing session for McLaren, Autosport covers the five biggest stories to come from Bahrain, with Alex Kalinauckas in Bahrain, Matt Kew having recently returned from testing, and Martyn Lee asking the questions you need to know:

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