Friends of 22-year-old Ryan Harrison who was killed when he was caught between a platform and a moving train at Guildford Station.
Three men are being quiestoned over his death
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The 'Theatres at Risk' register lists venues across the country that are most likely to be lost and calls for local authorities to intervene
The assault took place after a woman got on the train from Oxford Circus station with three children aged between two and five.
The sex offender was reportedly transferred from HMP Wakefield in West Yorkshire to HMP Belmarsh, south-east London.