Last night it was revealed the single-engined plane was involved in another accident four years ago - also when it was towing a banner.
The Sun
The aircraft had been involved in another accident while towing a banner four years ago.
Times, Sunday Times
Before the race, two paragliders flew over the circuit - despite it being restricted airspace - towing a banner blasting the oil company.
The Sun
Time for a plane towing a banner?
Times, Sunday Times