Daisy Howarth's flight was on the tarmac bound for Cuba when a tannoy announced that the runway was closed because of an emergency landing. Hear the account she gave to ITV London:
More top news
The pathologist described the injuries as similar to those usually seen in a car crash.
Unlike in the countryside peregrines have no predators in the city and their numbers are on the rise.
You can help keep an eye out for the capital's worst potholes by reporting them on an interactive map.