Vettel could be option for surprise Aston Martin F1 return

Stroll missed pre-season testing in Bahrain after sustaining injuries during a cycling incident while training in Spain.

Krack insisted that Stroll remains the Plan A and that no alternatives would be considered until it is clear that the Canadian can’t drive in next week’s Bahrain GP.

Official reserve driver Felipe Drugovich remains the obvious favourite to get the seat given that he tested the car in Bahrain this week.

However, should Stroll’s problems prove…