These incredible CCTV pictures show a Tube maintenance train which was being towed on the Northern Line in August 2010. It then broke free and rolled back down the line at speeds of up to 30mph. It eventually came to a halt on an incline near Warren Street after passing through seven stations.
The driver jumped free of the out of control vehicle as it hurtled through Archway station. A court heard how it came with 600 metres of a passenger train.
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London mayor Boris Johnson has joined the chorus of voices attacking the decision to free notorious police killer Harry Roberts.
Police say the victim and her friend were 'disgusted' by what they saw and were left feeling traumatised.
Best of the sunshine in the centre of town mid afternoon but dull and dank for most.