A man in his 20s from Chatteris who was previously arrested on suspicion of murder and released under investigation has been re-arrested. A man in his 20s from Brampton who was previously arrested on suspicion of murder and released with no further action has also been re-arrested. A man in his late teens from Huntingdon has been arrested on suspicion of conspiracy to murder. All three are currently in custody at Thorpe Wood Police Station. The body of Sam Mechelewski, 20, was found by a member of the public at about 1pm on February 1 in a wooded area of Hinchingbrooke Country Park. A post mortem revealed he died as a result of a stab wound. Sam was born in Hertfordshire, but moved to Huntingdon as a teenager. He went to Hinchingbrooke School and then Huntingdonshire Regional College. A post mortem revealed he died as a result of a stab wound. Anyone with information regarding Sams murder should call police on 101 quoting CC-01022018-0198 or visit https:\/\/mipp.police.uk\/operation\/554. Alternatively, contact Crimestoppers, anonymously, on 0800 555111 or via www.crimestoppers-uk.org.