CBC News has learned Edmonton homicide detectives are investigating the death of a 61-year-old city businessman.

Surinder Pal Singh died Wednesday night in hospital.

A family friend says the convenience store owner got into a fight Friday afternoon near the corner of 50th Street and 76th Avenue with some men who allegedly stole items from the store.

Singh chased the men outside and there was a confrontation.

The owner fell, hit his head and lost conciousness.

Police confirm they are investigating.

They have made no arrests.

It's unknown if the incident was captured on surveillance video.