Friends have been paying tribute to a 22-year-old man, who died after he was hit by a train following a row at a railway station.
Ryan Harrison became involved in a confrontation with a number of other men at Guildford Station late on Saturday night.
Police are questioning three men on suspicion of murder.
Det Chief Inspector Iain Miller spoke to Ronke Phillips.
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The accident happened on Clapham Road at lunchtime.
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