MANDURAH detectives are investigating an incident which happened in Coodanup on Thursday evening.
MANDURAH detectives are investigating an incident which happened in Coodanup on Thursday evening.
Three people were injured following an altercation on Birchley Street about 7pm.
One victim sustained a stab wound and was taken to Royal Perth Hospital where surgery was performed.
Two other victims were treated at Peel Health Campus for non-life threatening injuries.
Police inquiries are continuing.
No charges have yet been laid.