A 15-year-old boy has been arrested and questioned in connection with a stabbing in Bourn Market on Monday.
The incident - which happened at around 9.15am - saw a 17-year-old boy taken to hospital with serious but not life threatening injuries.
The 15-year-old has since been released on bail and an investigation is ongoing.
Anyone with information about the incident should call police on 101 or report it online at cambs.police.uk/report, quoting incident 137 of 26 August.
Alternatively contact Crimestoppers, anonymously, on 0800 555 111 or online at crimestoppers-uk.org.
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