After a member of a deadly street gang was arrested at the Michigan-Canada border this week, a congressman is asking President Donald Trump for help.

WASHINGTON—Homeland Security Secretary Kristi Noem is slated to make a trip Friday to Guantanamo Bay, as the Trump administration steps up use of the naval base in seeking to emphasize toughness against migrants it says have criminal backgrounds.

Canadian Prime Minister Justin Trudeau told a business gathering on Friday that US President Donald Trump’s threat to annex Canada “is a real thing,” two Canadian business leaders who were at the meeting confirmed to CNN.

Prime Minister Justin Trudeau, in a talk with business leaders, said Canada’s wealth of critical minerals are behind Mr. Trump’s comments about making its northern neighbor a U.S. state.

After threatening Canada with tariffs and urging it to become America's 51st state, Trump's attacks have spurred a wave of Canadian pride.