Stonewall RCMP are investigating a Stony Mountain Institution homicide.

On Saturday, a 27-year-old man was stabbed during an altercation with three other inmates.

The man received life-threatening injuries and was pronounced dead at the scene later on.

Three males have been arrested and charged in relation to the incident.

31-year-old Stephen Wilfred Wood has been charged with second-degree murder, 36-year-old Stephen Michael Konowalchuk has been charged with assault with a weapon and possession of a weapon for dangerous purpose, and 27-year-old Adrian Joseph Sefa has been charged with assault.

Officers from the Stonewall Detachment, along with RCMP Major Crime Services, are continuing the investigation.