Last week while in New York, Justine Trudeau said he was in favor of a multilateral approach, calling for an independent investigation into the alleged gas attack emphasizing the importance of "getting all the facts before moving ahead".  Now he has flip flopped calling for regime change. 

https://www.thestar.com/news/canada/2017/04/06/justin-trudeau-back-in-new-york-for-women-in-the-world-summit.html