Sen. Brian Schatz, D-Hawaii, questioned Dan Caine, chairman of the Joint Chiefs of Staff, about Trump's immigration policies and the administration's claims that the country is being invaded.

Sen. Brian Schatz, D-Hawaii, questioned Dan Caine, chairman of the Joint Chiefs of Staff, about Trump's immigration policies and the administration's claims that the country is being invaded.

French President Emmanuel Macron visited Greenland, the strategic Arctic island coveted by U.S. President Donald Trump, ...