Images of the investigation into the Potters Bar rail
crash in which a passenger train derailed en route from London to Norfolk.
Every inch of the crash site
is being searched
Up to 40 police officers
are helping in the search
Flowers are being placed
at Potters Bar station
The search could take several
days
Engineers covered the points
at the centre of the
investigation
The rear carriage became
wedged under the canopy of
the station roof.
A police officer guards the
train's detached bogey wheels
Three of the four train carriages
derailed
Police maintained a presence
overnight at the station
Passengers wait for information
at King's Cross station
Cars beneath a road bridge
were damaged when the
train crashed