Thousands of commuters face severe disruption on their journeys home tonight, because of problems with overhead wires at Radlett in Hertfordshire.
Three train companies have been affected - Southeastern, East Midlands and First Capital Connect.
Trains are unable to run between St Pancras International and Luton on East Midlands services.
First Capital Connect is also suspended between West Hampstead and Bedford.
And Southeastern trains are suspended between Denmark Hill and Kentish Town.
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.