ambulance

"It was completely unacceptable that ambulances were being blocked and millions of commuters were being subjected to hours of delays and misery," he tells me.

Footage verified by the BBC showed injured people - two wearing blue UN flak jackets - arriving at a hospital in an ambulance and a UN car.

Three people were airlifted to major trauma centres and four others were taken by ambulance to hospitals in the area, North Wales Police said.

He recalled being in "agony" for between half an hour and 40 minutes until an air ambulance arrived and he was taken to hospital.

The ambulances, which are helping to provide care for those in warzones or civilians injured, have been handed over to the charity British-Ukrainian Aid.