It is entirely a U.S. decision.
On September 14th, 2017. See this statement in context.
On September 14th, 2017. See this statement in context.
September 14th, 2017 / 11:30 a.m.
Deputy Commander, North American Aerospace Defense Command (NORAD), Department of National Defence
It is entirely a U.S. decision.
See context to find out what was said next.