Why is Lance Stroll not driving at the Spanish Grand Prix and why can't Aston Martin replace him? - Fernando Alonso will be the sole Aston Martin driver in action at his home race, with only 19 cars o

Details have emerged of Lance Stroll's absence for Sunday's Spanish Grand Prix grid as the Canadian battled worsening pain in his right hand and wrist. Late on Saturday night, hours of Stroll qualified 14th for the Barcelona race,