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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A woman died as she crossed the road when she was struck by four separate motorists who police believe did not stop.
Patrols including local volunteers have been set up after the grisly finds in Thamesmead in the last month.
Thieves targeted a property in Richmond on Monday afternoon.