I guess he was clued in enough not to post fake news like you are.
You don't think he knew about witness reports that the shooters had Québécois accent? It only took about 10 seconds of Googling to contradict the fake news you posted.
http://www.cbc.ca/beta/news/canada/montreal/quebec-city-mosque-gun-shots-1.3957686
Now please explain how a recent Syrian refugee would have a strong Quebec accent.
Evan, is it possible that a Quebec citizen became radicalized ? I assume you are not discounting the possibility one of the attackers could have been a Canadian gone bad.