WINNIPEG -- Winnipeg police were on the scene at Isbister School Monday evening.

Police were seen at the Winnipeg Adult Learning Centre on Vaughan Street downtown shortly after 6:40 p.m.

The school was taped off with police tape and police officers were seen walking around the building.

What appeared to be blood stains, as well as a shirt stained with blood were seen on the front steps.

CTV News has reached out to the Winnipeg Police Service for further information.

This is a developing story. More to come.

-with files from CTV's Touria Izri