Trump, Trudeau grapple with differences on refugees, trade

US President Donald Trump and Canada's Prime Minister Justin Trudeau failed to paper over differences on the treatment of refugees during a joint public appearance Monday, but appeared to tone down harsh trade rhetoric. The two leaders avoided directly criticizing each other after a meeting in the White House, but made it clear they did not see eye-to-eye on Trump's efforts to ban refugees and travelers from seven majority-Muslim nations. Trump defended his controversial immigration decree as "c