Several people have been killed and many others rushed to local hospitals after an incident sparked a large fire on a military base in Alberta. Authorities respond to ‘tragic incident’ at Canadian Forces Base Wainwright, the country’s defence minister says Key points and original sources are listed below.

• Several people have been killed and many others rushed to local hospitals after an incident sparked a large fire on a military base in Alberta. Canada’s defense minister has described the situation as “very, very active and delicate” but officials have not sai...S1

• Authorities respond to ‘tragic incident’ at Canadian Forces Base Wainwright, the country’s defence minister saysS2