A man suffered serious arm injuries following an incident in Caia Park on Monday evening.
Police said a man sustained a laceration to his forearm during the incident on Prince Charles Road just after 7pm.
A North Wales Police spokesman said that three men aged 17, 20 and 23 have been arrested on suspicion of wounding.
Police said a fourth person was also arrested in connection with the incident, but their age and nature the arrest remains undisclosed.
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