US President-elect Donald Trump said on Saturday he discussed the border, trade and energy in a “very productive” meeting with Canadian Prime Minister Justin Trudeau amid fears of a trade war.Trudeau paid an unannounced visit to Florida on Friday evening and had dinner with Trump at his Mar-a-Lago residence, days after Republican Trump pledged to impose 25 percent tariffs on Canadian and Mexican imports after he is sworn in as president in January.That pledge has raised fears of a trade war between the US and two of its biggest trading partners.For all the latest headlines follow our Google News channel online or via the app.Mexico President Claudia Sheinbaum warned this week that Trump’s tariff plan would have dire consequences for both countries and suggested possible retaliation.Trump wants to use tariffs as a tool to get Mexico and Canada to help stem the flow of illegal drugs into the US, particularly the deadly opioid fentanyl, and also migrants crossing illegally into the US.“We