Two men were injured during a fight in a Halifax street this morning.
Police were called to reports of a disturbance in Tyson Street, off Parkinson Lane, at 6am.
A man has been arrested in connection with the incident.
Detectives are keen to hear from anyone who witnessed the brawl or has other information that could help with their investigation.
Anyone who can help should call Calderdale CID on 01422 337085 or via 101.
Information can also be passed on anonymously via CrimeStoppers on 0800 555111.