generate questions: The RCAF and Joint Task Force (North) (JTFN) also maintain at various points throughout Canada's northern region a chain of forward operating locations, each capable of supporting fighter operations. Elements of CF-18 squadrons periodically deploy to these airports for short training exercises or Arctic sovereignty patrols.
What does JTFN stand for? {sep_token} What it located through Canada's Northern Regions? {sep_token} What can each forwarding operation location provide? {sep_token} What squadrons deploy to these locations? {sep_token} What patrols are organized from these locations?