April 26 (Reuters) - ⁠Jos Verstappen, former Formula ⁠One driver and father of ‌four-time world champion Max Verstappen, was unhurt after crashing during the ​Rallye de Wallonie ⁠in Belgium on ⁠Sunday, event organisers said in ⁠a ‌statement.

The 54-year-old Dutchman, who won the ⁠Belgian Rally Championship last year, withdrew ​after "a ‌violent crash that sent his ⁠Skoda ​into a roll," the organisers posted on Facebook.