Audi blames airborne gravel for Hulkenberg’s sudden race retirement (opens original article in a new tab)

Audi attributed Nico Hulkenberg's retirement in the Barcelona-Catalunya Grand Prix to airborne gravel from Liam Lawson's car, which triggered an emergency safety switch.

• Audi blamed airborne gravel for Nico Hulkenberg's retirement in the Barcelona-Catalunya Grand Prix.
• Hulkenberg stated stones from Liam Lawson's car hit an emergency electrical cutoff switch, causing a system shutdown.
• Racing director Allan McNish confirmed the safety fire switch was triggered, leading to the car's automatic shutdown.