A total of four people have now been arrested in connection with the fatal stabbing of Lee Turner in Swindon.
A 17-year-old boy was arrested in the London area on Tuesday night and is being held on suspicion of murder.
He is currently in custody at Gablecross Police Station.
Another 17-year-old boy, who cannot be named for legal reasons, has already appeared in court charged with murder and possession of an offensive weapon.
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He has been remanded in custody ahead of his next court appearance on 19 November.
Two other men arrested in connection with the incident in Swindon on Sunday 10th October have been released while police enquiries continue.
Mr Turner’s family have been informed of this latest development.