(FILES) This file photograph taken on September 16, 2013, shows the new bombardier aircraft CSeries landing in Mirabel, Quebec.
US trade officials are expected to confirm massive tariffs on Bombardier planes December 19, 2017 in a case that has inflamed relations between Washington and Ottawa. The trade dispute stems from a complaint by US aerospace giant Boeing against its Canadian rival that found a receptive ear in US President Donald Trump, whose "America First" agenda has vowed a tough line in matters of international commerce.
/ AFP PHOTO / Clement Sabourin
