Former F1 world champion Alain Prost reportedly injured in robbery at Swiss home

• Swiss police investigating an alleged home invasion

• 71-year-old sustained a head injury, says reports

Swiss police are investigating an alleged robbery amid reports that the four-times Formula 1 world champion Alain Prost was injured during a home invasion.

The Swiss tabloid Blick reported late on Friday that the 71-year-old Frenchman sustained a head injury from intruders who forced his son to open a safe during the incident on Tuesday morning.