A man has been seriously assaulted by a gang in Derry.
Police received a report of an ongoing disturbance in the Bloomfield Park area shortly before 1:30am on Saturday morning.
The victim, aged in his 30s, sustained serious facial injuries during the attack.
It's believed a number of men were involved in the assault.
A 32-year-old man has been arrested on suspicion of grievous bodily harm with intent and taken into custody.
Police are calling for anyone who may have witnessed the attack to contact them.