Aston Martin were concerned the intensity of Formula One's 24 race calendar might lead Fernando Alonso to call it a day instead of signing a contract extension for at least two more years, team principal Mike Krack said on Thursday.
The team principal of Aston Martin, Mike Krack, commented on the announcement of Fernando Alonso's contract extension with a "multi-year" agreement. Fernando Alonso is 42 years old and will turn 43 this season.