Canada-U.S. trade talks have collapsed tonight. Donald Trump's latest round of tariffs will come into effect at 12.01 am. Mark Carney says he will retaliate "dollar-for-dollar." If he does that, a U.S. official says Trump will be presented with options for more retaliation.

Canada-U.S. trade talks have collapsed tonight. Donald Trump's latest round of tariffs will come into effect at 12.01 am. Mark Carney says he will retaliate "dollar-for-dollar." If he does that, a U.S. official says Trump will be presented with options for more retaliation.

Source:https://twitter.com/adrianmorrow/status/2091010864027504940