Two men were shot and killed and a woman shot and injured during a confrontation with the police in Westmoreland on Wednesday morning.
The deceased have been identified as 20-year-old Garth Stewart and Davion White, both of Westmoreland addresses.
Reports are that about 2:45 am, members of a police party went to a house in Darliston, Westmoreland when they were allegedly greeted with gunshots.
The police reportedly took evasive action and returned the fire.
After the shooting subsided, three persons, including a female, were found suffering from gunshot wounds.
They were taken to hospital where Stewart and White were pronounced dead and the female admitted.
Two firearms, including a 357 Magnum and a 9mm pistol were removed from the scene.
Two other young men who were at the premises have been taken into custody.
The Independent Commission of Investigation (INDECOM) has commenced their probe.