So we've determined that the U.S. can use this information in any way it wants. Would the U.S. be within its rights to refuse an overflight to a person, under its zero tolerance laws in the United States, where any person in Canada who has a drug offence is therefore subject not to enter U.S. space? Would that mean that those people would not be able to get on that plane to overfly the United States?
On November 18th, 2010. See this statement in context.