Police say two men and two women who were found dead at a home in a shooting in Richmond, B.C., were from the same family.

Sgt. David Lee of the Integrated Homicide Investigation Team (IHIT) said the identities of the four people aren’t yet being  released.

Lee said one of the deceased had a valid firearms licence and access to guns. He said the deaths are not a result of intimate partner violence.

Investigators have confirmed that the shooting was an isolated incident and no one else was involved.

The two men and two women were found in the home in the 4500-block of Garden