Three more arrests made after man 'stabbed at house party' in Peterborough 22-year-old Daniel Szalasny died as a result of a stab wound he received at a flat party Sign up to FREE email alerts from CambridgeLive - Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice Three further arrests have been made after a man was fatally stabbed at a house party in Peterborough this weekend. A man has been arrested on suspicion of murder in connection with the death of the man in Peterborough on Saturday morning, May 8.