Tense moments at the McGill metro station.
Police said 3 people were stabbed Friday evening during an altercation involvign a group of people.
They added 2 men and woman, all in their 20's, suffered non-life threatening injuries.
Police spokesman Jean-Pierre Brabant said 2 areas, including one in the metro station, were off limits as police investigate.
"For now, we're still having a perimeter. Investigators are on site to meet with some witnesses, people that saw the altercation to try to undertsand what happened and from where this all started" said Brabant.
The metro was still operating despite the station's partial closure.
Police planned to meet with the victims.