A 20-year-old man is in serious condition at the Saint John Regional Hospital after he was stabbed early Saturday morning.

King Street West, Saint John

Police say he was stabbed in his upper body at a residence on King Street West at around 12:30 a.m.

Police have a person of interest believed to be involved in the incident.

The victim is still undergoing treatment, but his injuries are not believed to be life-threatening.

No one has been arrested.