Analysis: Is Trump's threat to leave Canada out of NAFTA a bluff?
WASHINGTON - As Canada returned to the bargaining table Tuesday to renegotiate the North American Free Trade Agreement, hanging over the talks was President Donald Trump's ominous vow: If Ottawa doesn't bend to U.S. demands, he'll lock up a pact with Mexico alone.
But whether Trump meant it or not, it won't be that easy. More likely his threat is a bluff, as there are significant - some say insurmountable - legal constraints and political hurdles to replacing NAFTA with one or two bilateral accords.
Beyond the uncertainty of whether Mexico
