The four victims of the homicide include two Fredericton Police Force Officers: 45-year-old Cst. Lawrence Robert (Robb) Costello, and 43-year-old Cst. Sara Mae Helen Burns. Two other people from Fredericton – a man and a woman – were also killed in the shooting. Their names were not provided.

A 48-year-old man was arrested after police responded to a shooting at an apartment in the 200 block of Brookside Drive shortly after 7 AM, Friday, said the RCMP. The suspect remains in custody.

The RCMP is asking for photos or video of the fatal shootings at Brookside Drive in Fredericton Friday morning. You can remain anonymous by uploading images and video here.

New Brunswick RCMP's Major Crime Unit is assisting in a homicide investigation.