South Korea, with its 'cheaper' version of the F-35, watches as Canada reviews U.S. fighter deal

Korean Aerospace Industries' KF-21 has the same angled twin tails and similar sleek lines as Lockheed Martin's stealth fighter jet. And if all of the heated campaign rhetoric and trade war posturing is to be believed, Canada may be in the market for something other than the U.S.-manufactured F-35.