Alfa Romeo, Haas, Renault Launch 2020 Challengers

Alfa Romeo, Haas and Renault, all of whom were yet to officially launch their cars for the 2020 Formula 1 season, have finally taken the covers off with the start of testing in Barcelona on Wednesday.

Check out the above gallery for the new Renault RS20, Alfa Romeo C39 and Haas VF20.