Andrea Kimi Antonelli's British Grand Prix was ruined by a front-left wheel shield failure.
The incident occurred on Sunday at Silverstone, causing him to finish 16th.
What happened?
The Mercedes Formula 1 team has revealed that the damage was caused by something getting stuck in the brake duct, cake tin, wheel shield.
This led to Antonelli's car being unable to turn, resulting in him having to make two pit stops for repairs.
Why it matters for Andrea Kimi Antonelli
Andrea Kimi Antonelli was on course for victory, rapidly hunting down Charles Leclerc on fresher tyres.
But the damage ruined his chances, and he subsequently fell to 16th in the final classification.
What comes next?
Mercedes team principal Toto Wolff praised Antonelli's determination to drag his damaged car to the finish.
Wolff said that if it was him, he would have made the call to stop 10 laps to the end due to safety issues.
Andrea Kimi Antonelli is now just 25 points clear of Mercedes team-mate George Russell, who finished second.
Wolff indicated that Mercedes could argue for Antonelli's penalty to be overturned, but the team will not be appealing the decision.
Toto Wolff revealed that Mercedes' simulations suggested Antonelli would have caught Leclerc with six laps remaining.
This would have been an epic end to the race, but it was not meant to be due to the mechanical issue.
The incident has raised questions about the FIA's stance on track limit infringements when a car has damage.
Wolff hopes that the FIA will accept the situation, but he does not know what the outcome will be.
Andrea Kimi Antonelli's finish at the British Grand Prix has significant implications for the championship.
The points he lost could be decisive in the end, and Wolff is keen to get rid of the penalty if possible.
The British Grand Prix took place on Sunday at Silverstone, with Charles Leclerc and George Russell finishing in the top two positions.
Andrea Kimi Antonelli's result was a disappointment, but he will look to bounce back in the next race.