Ex-Trump chief of staff sends warning shot over political gamble: 'What are we doing?'

President Donald Trump's former chief of staff warned Tuesday that his aggressive push to seize Greenland could cost him support among Americans.

Mick Mulvaney, who served during Trump's first term, suggested in an interview with NewsNation that the president's demand to acquire the Arctic island nation could hurt his messaging for voters around affordability and damage his relationship and reputation among allies — especially Europe, The Independent reported.

Mulvaney suggested...