Uncertainties over W14 F1 car gone with new “baseline” in place

The German manufacturer had the first run of its upgraded F1 challenger on a proper circuit in Spain this weekend, after the parts appeared originally in Monaco. 

And as Lewis Hamilton put himself in contention for a front row start, before a collision with team-mate George Russell damaged his car and compromised his later form, Mercedes says it has taken huge encouragement from what it has seen at Barcelona. 

Team boss Toto Wolff said that as well as the performance…