The force confirmed that a man died in hospital from injuries suffered in an altercation at a property in the town’s Marshall Wallis Road, in the early hours of Saturday, March 5.
And on Sunday, March 6, police remained at the scene of a cordon in the street with forensic teams and plain-clothed officers carrying out inquiries in the area.
At time of writing, six men have been arrested and remain in the custody of Northumbria Police.
Here are some pictures from the scene, taken on Sunday.
5. Cordon in place
Forensic officers continuing their work at the scene on Sunday. Photo: Neil Fatkin
6. Love always
A message on a floral tribute reads "always be remembered" and "love always". Photo: Neil Fatkin
7. Police inquiry
Scenes of crime officers remained in situ throughout much of Sunday. Photo: Neil Fatkin
8. Search
One of Northumbria Police's Specialist Search Team vehicles parked in Marshall Wallis Road on Sunday afternoon. Photo: Neil Fatkin