Not only was it not a terrorist attack, the model of Bentley that ran into a barrier and exploded at the Rainbow Bridge crossing, killing the occupants, was subject to a recall in 2021 due to a "stuck accelerator" problem. Source: https://www.drive.com.au/news/2018-2021-bentley-continental-gt-and-flying-spur-recalled/
Incoming negligence lawsuit (against Bentley) ahoy ...
https://www.cbc.ca/news/world/border-incident-erroneous-reporting-1.7036978