Emergency services attend a shooting at the US-Canadian border, which left a border officer critically wounded.<br/> <br />A gunman opened fire on Tuesday (October 16) shooting the Canadian female officer in the neck at a security booth on the main crossing between Washington state and British Columbia.<br/> <br />The shooter then turned the gun on himself and was pronounced dead at the scene.<br/> <br />The wounded officer was airlifted to hospital in a critical condition as investigations began into what prompted the shooting.<br/> <br />The suspect's van, which had Washington state licence plates, is to be forensically examined.<br/> <br />Authorities on both sides of the border have pledged full cooperation in investigating the incident.
