Some United States Air Force members posted in Winnipeg say they are being attacked because of their U.S. license plates and the force wants people to know they are not breaking any rules.

Of the estimated 3 million voting-age U.S. citizens living outside the country, Canada is home to the most in the world: more than 622,000 in 2016, says the Federal Voting Assistance Program.

A couple from South Dakota enjoyed Canada Day celebrations in Winnipeg on Sunday, after not knowing their neighbours to north would be celebrating the country's 151st birthday.