I would also underline that the gaps that may exist on the U.S. and Canada sides can both be addressed by co-operation between the two countries, which has been ongoing for a long time. It can also allow each country to be most effective where it has the most capabilities. They've been co-operating also in terms of maritime awareness and aerospace warning. These are common strengths that they have and that need to be pursued.
On November 26th, 2018. See this statement in context.