02/04/2015 01:16 EST | Updated 04/06/2015 05:59 EDT

Police investigate apparent murder of 55-year-old woman in Vancouver Island home

LADYSMITH, B.C. - Police in Ladysmith, B.C., are investigating the apparent murder of a 55-year-old woman.

RCMP say a 911 caller reported that several people were involved in a fight at a home around midnight on Tuesday.

An ambulance was dispatched, but the woman died at the scene.

Police say a 50-year-old man is in custody but hasn't been charged.

RCMP say the man knew the victim and that her death is being treated as a homicide.